Great Mullein – Page 16 .. The 100 Day Project (2026)

August 19, 2026

If you’ve ever passed by a barren field, a somewhat rocky yet gentle slope, or a roadside waste area and noticed one or maybe many more very tall stems rising from a rosette of large fuzzy leaves, you were likely looking at Great Mullein (Verbascum thapsus), a non-native biennial plant of the Figwort family. Standing out as sentinels on landscapes across the U.S., this now-naturalized1 species was intentionally brought to North America by early European colonists in the 1700s primarily for its medicinal properties and as a fish poison.

Two years ago while wandering down the “Trash Can” trail, just below the little rocky earthen dam stood an 8-foot tall Great Mullein. This wasn’t just any ordinary mullein though. The top 2 feet of the flower stalk was crowned with one of the most uniquely contorted, bent and folded mullein crests I’d ever seen. Magnificent!

The “Trash Can” trail Great Mullein plant (long dried) with a very large, deformed flower stalk (a fasciation) that had bent from excessive weight.

The top-heavy mass, supporting scattered flowers and many hundreds of growing seed capsules had begun to dip and sway dangerously in the light Fall breeze. While watching and wondering what cause(s) of this rare and exaggerated growth, known as a “fasciation,” the heavy stalk moaned (really!). All I knew on that morning along that trail was that the stalk’s lean would soon take the entire plant to the ground. 

Rushing to the rescue, I grabbed onto the lower third of the stalk, hoping to somehow rotate the top 180°. It was at that moment, when nothing moved, I realized just how heavy that flower stalk was. Then, as my eye blinked only once, the upper 2/3rds of the plant broke and came crashing down …… fasciation and all!

Lying on the ground in a heap (mullein pieces, not me), Plan B began to materialize. Here was my chance to learn if Great Mullein “fasciates” genetically. So I collected the still-intact contorted and folded crown with its many ripened seed capsules, and proudly carried it home where it spent the upcoming winter hanging out in a 5-gallon bucket while the seeds dried, became dormant, and experienced a natural dormancy-breaking winter, preparing them for Spring planting. So certain was I that my mother plant had passed her “fasciation genes” on to her seeds, that the flowering plants of her progeny would fasciate too. 

All my efforts were in vain ….. eventually the fasciated top of the flower stalk broke and crashed to the ground.

(Here’s an excerpt from my garden journal)

Spring 2025 ….. many minute seeds were scattered about our back yard.  

Summer 2025 ….. 8 seeds germinated into petite 1st year rosettes 

Winter 2025-2026 ….. 7 rosettes were robust enough to survive the winter

Late Spring 2026 ….. all 7 rosettes bolted, and flower stalks began growing; no sign of fasciation

Mid-Summer 2026 ….. woke one morning to find 3 had died — cause unknown (did they get too much hand watering?); only 4 flowering plants still alive; no sign of fasciation; Ladder-backed woodpeckers feasting on something inside countless seed capsules (some kind of insect?). (You can read about my mulleins’ visits from Ladder-backed Woodpeckers in my June 8, 2026 post here)

Of all the plants in our yard growing tall, with multiple flower stalks, this is the only one remaining alive at the time of this post.

Late-Summer 2026 ….. only 1 flowering plant still alive, still flowering, still plumping up seed capsules that are still feeding hungry woodpeckers (there’s so many capsules, they aren’t opening them all, so there may be seed left over for the next generation?)

Fall 2026 ………………. 

Thinking back on the last two years, it seems I have a slight case of Mullein Madness, judging from my apparent obsession with the fasciation (fascinating) characteristics of Great Mullein,Verbascum thapsus! If that’s as weird as contorted flower stalks, so be it. I’ll confess to this tho….. many happy hours were not only spent watching my mullein grow, but in combing the literature and published research in search of answers to my questions while learning so much about such a remarkable plant. 

Apologies in advance, but after reading the rest of this post (which is quite verbose), you too might just catch a case of Mullein Madness!

Great Mullein (Verbascum thapsus)

—aka—

 greater mullein, common mullein, mullein dock, cowboy toilet paper, hig candlewick, Indian rag weed, bullock’s lungwort, Aaron’s-rod, hare’s-beard, ice-leaf feltwort, velvet dock, and flannel; woolly, velvet and blanket mullein; beggar’s, Moses’, poor man’s, Our Lady’s and old man’s blanket

Home, Sweet Home

Native to Europe, North Africa and Asia, Great Mullein is an introduced (a non-native) species in the Americas, Hawaii, Australia, New Zealand, and parts of Japan.  

In the U.S., Great Mullein was imported very early in the 18th century and cultivated for its medicinal and Piscicide2 properties. By 1818, it had begun spreading so much that everyone thought it was native. By 1839, the species had spread as far west as Michigan; by 1876, it was growing in California. Today, Great Mullein is common in all 50 states. In Canada, it’s common in the Maritime Provinces, southern Quebec, Ontario and British Columbia, with scattered populations in between.

Happiness Was Watching My Mullein Grow

Life cycle: Great Mullein, a biennial (requiring two growing seasons to complete its entire life cycle), needs a winter dormancy period to flower. During its first year, a seed germinating in the spring or early summer develops a showy rosette of large leaves that grows from a taproot. After overwintering, the second year’s growth begins when a solid 1-inch diameter woody stem emerges from the rosette. This single pole-like stem, that can extend 6 feet tall or more, is covered in alternately-arranged leaves along the lower third of its length, becoming completely surrounded with a dense grouping of small flower buds that randomly bloom throughout the summer. Typically, only one stem forms, but if damaged during growth, branching may occur. After flowering and seed release the flower stalk(s) dries up and remains covered in dried brown seed capsules. Dried stalks and any seeds not scattered during fall may persist into the following spring or summer.

Habitat: Great Mullein grows in a wide variety of habitats, but thrives on well-lit disturbed soils, open meadows, and arid or overgrazed rangelands. Viable seeds, that can persist in the soil for hundreds of years, rapidly germinate in the spring soon after the ground warms up. While the mullein can also grow alongside existing plants, growth of the rosettes on bare soil is four to seven times more rapid than under vegetated conditions.

Flowers: Beneath the flower’s corolla (petals) is the deeply lobed, green calyx consisting of 5 hairy, triangular-shaped sepals. The bright golden-yellow saucer-shaped corolla (0.6–1.2 in) is formed from 5 slightly unequal petal lobes that are fused at the base. Attached on top of the petals are 5 stamens of two types: three shorter upper stamens covered in yellow/whitish hairs, and two longer lower stamens that are smooth. The pistil at the center of the flower consists of a superior ovary, a single slender green style, and a two-lobed stigma.  Flowering lasts up to three months from early to late summer. Flowers begin blooming from the bottom of the tall stalk (spike) and progress irregularly upward. Each flower opens for part of a day and only a few open at the same time around the stalk. They typically open before dawn and close in the afternoon.

Great Mullein flowers. The lower flowers had closed the day before.

Pollination and Pollinators: Flowers are able to self-pollinate if they haven’t been pollinated by insects during the day. Even though many insects visit the flowers, only certain bees actually get the job done (such as halictid bees (usually dark black or brown, often metallic appearing sweat bees). Birds foraging for insects, such as the white-headed and ladder-backed woodpeckers, are known to feed from the seed capsules covering the flower stalk.

Seeds: Each tiny (<0.04 in) brown Great Mullein seed is marked with longitudinal ridges. Each flower produces a small, ovoid (0.24 in) capsule full of seeds that splits open with two valves when mature. Each plant produces hundreds of capsules that contain up to 700 seeds apiece, totaling anywhere between 180,000 or 240,000 seeds/plant. Seeds germinate in spring and summer on bare soil (or very close to the soil surface) when exposed to light, at temperatures between 10 and 40°C (50 and 104°F).

The seeds are generally too small for birds to feed on, although the American goldfinch has been reported to eat them.

(See the following section for more on seeds.)

Did You Know ………

They Call it Fasciation! If you’re familiar with Great Mullein, you may have noticed some flower stalks don’t always grow straight and tall. For some reason, some tops form weird shapes that may be flat or compressed, folded or ribbon-like, bulbous or crested. These plants have grown what’s called a fasciated flower stalk, the result of a rare developmental mutation. Scientists studying these unusual growths are trying to learn what triggers fasciation, but it remains a mystery.  They have, however, identified several potential vectors that may disrupt normal growth:

Roy holding the fasciated end of the “Trash Can” trail Great Mullein.

  • Pests and pathogens: Insect feeding, mite activity, or bacterial infections (like Rhodococcus fascians) can damage or trick the growth tip into abnormal widening, though some field tests found their presence on fasciated mullein as well as on normal plants.
  • Environmental stress: Severe weather shifts, frost, or chemical/herbicide exposure during early stalk development may shock the growing tip into expressing fasciation.
  • Physical injury: Mechanical damage to the growing tip is known to disrupt normal elongation, though specific studies carried out on some Great Mullein plants noted that physical damage actually reduced or did not trigger fascination.

And Now! Everything You Wanted to Know About Great Mullein Seeds

Did you know ….. some seeds that germinate in autumn may jeopardize the life of the plant? Rosettes getting a late start must grow to at least 6 inches in diameter or they are likely to die in winter. Regardless, all first year plants that do survive overwintering and go on to complete their life cycle, die at the end of their second year, with some exceptions. Under the best growing conditions, some individuals flower in the first year, only to die the same year. And some individuals, especially in the northern parts of the range, require a longer growing period and don’t flower until their third year. Curiously tho, three-year plants often produce fewer seeds than biennial and annual ones. While year of flowering and size are linked to the environment, most other characteristics appear to be genetic (fasciation is an example).

Did you know ….. decades-old seeds can readily sprout from bare ground, or after forest and range fires, long after Great Mullein plants have died. This ability to quickly grow or even colonize disturbed areas may provide some soil stability, but it does interfer with the natural succession of native species. 

Did you know ….. seeds don’t disperse far from a Great Mullein flower stalk? This means plants rarely establish in new areas without human intervention. Seeds scatter naturally when winds or animals move the stem causing 75% of the seeds fall within 3 feet of the parent plant; 93% fall within 15 feet.

Did you know ….. seeds are in the fossil record? Oh My! Discoveries of Great Mullein seeds have been reported from several important geological areas on the British Isles, including:

  • Cromer Forest Bed geological formation (Early to the early Middle Pleistocene [2 to 0.5 million years ago]) located in coastal areas of the Norfolk region of England; 
  • West Wittering in Sussex in fossil-bearing clay formed during the Eocene epoch around 46 million years ago; and the
  • Ipswichian interglacial layers falling within the Middle Paleolithic period 130,000 to 115,000 years ago.

Great Mullein Plays Host to Many Visitors

The Good, the Bad, and the Questionable Pests and Beneficial Insects, and Diseases

Represented by 29 different families!

Pests: The majority are western flower thrips (Frankliniella occidentalis), Lygus species such as the tarnished plant bug (L. lineolaris) and various genera from the spider mite family (Tetrantchidae).  Other common insects that feed exclusively on Verbascum spp. in general or V. thapsus (Great Mullein) in particular are: mullein thrips (Haplothrips verbasci), mullein moths (Cucullia verbasci), and common stalk borer moths (Papaipema nebris).

Beneficial Insects include predators, pollinators and specialized herbivores, such as:

Honey bees were busy collecting pollen and nectar from my Great Mullein flowers. The flower stalks were a-buzz every morning and into early afternoon when the flowers were open.
  • Mullein plant bug (Campylomma verbasci) is hosted primarily in summer and permitted to feed lightly on the plant while actively preying on orchard aphids, mites, and thrips.
  • Leaf bug (Dicyphus hesperus) is hosted year-round as its primary habitat and food source in return for helping to manage greenhouse and agricultural pests like whiteflies and spider mites.
  • Minute pirate bug (Orius tristicolor) hosted solely as a platform to hunt thrips and other small pests on the foliage.
  • Predatory mites (Galendromus, Typhlodromus and Amblyseius spp.) hosted year-round on plant surfaces to hunt harmful plant-feeding mites.
  • Wool carder bees (Anthidium species) hosted as a casual visitor for purposes of gathering the dense, soft/woolly hairs from the plant’s leaves to line their nesting chambers.
  • Bumblebees, honeybees, hoverflies, butterflies hosted as frequent drop-in visitors throughout the growing season to gather abundant nectar and pollen from the flowers in return for pollination services. Special accommodations are always arranged for the following members of this visitor group known to successfully pollinate the flowers —  generalist short- and long-tongued bees, including certain bumblebee species (Bombus spp.), honeybees (Apis mellifera), and assorted solitary bees (small native, wild bees).
This colorful beetle is two-spotted melyrid (dollops bipunctatus), a predatory insect on mites, aphids and other harmful insects. They were common on the huge leaves on my Great Mullein plants.

Diseases reluctantly hosted by Great Mullein include cucumber mosaic virus — the cucurbit powdery mildew (Erysiphe cichoracearum), and root rot (Phymatotricum omnivorum), along with Cercospora verbasciola; Phoma thapsi; Phyllosticta verbaciola; Heterodera maroni; Meloidogyne sp.;  Mycosphaerella verbasciola; Ramularia veriabilis; Septoria verbasciola; and Oidium pyrinum.  These microorganisms not only impact the health of the host, but may impact other desirable plants in the area.

A Confusingly Questionable Insect — 

The Voracious Mullein Seed-Eating Weevil

A mullein seed-eating weevil adult. They were found everywhere on all the mullein plants in the yard. Very small weevils made the plant looked like it had been covered in very fine pepper!

Great Mullein was clearly tricked into hosting the mullein seed-eating weevil (Rhinusa tetra syn. Gymnaetron tetrum) by this demure, sometimes brown to nearly glossy-black beetle that promised to nibble only on leaves and a few seed capsules for the entire 45 days of its adult life. Little did mullein know that this weevil was hiding a secret. When it came to the end of her days (coinciding with flower blossoming) there was only one thing left to do … deposit all 150-200 of her fertilized eggs, two-by-two, into as many flowers as possible, she does this for over an 11-day period, and then she dies. But about 1 week following egg laying, the eggs hatch into larvae (grubs) and commence consuming most of the ~700 seeds in the growing seed capsule. When they’ve about exhausted their food supply, the larvae pupate and finally emerge as adults ~25 days later. The adults remain on the host mullein, munching uninhabited seed capsules and leaves, for 45 days until the next batch of females lays their next batch of eggs, and on it goes, until …..  when the growing season winds down and winter begins to blow in, adult weevils that haven’t completed their life cycle will tuck into a dried seed capsule and hibernate. And larvae that have entered the pupa stage of their lives will remain as such, overwintering until late spring when warmer weather triggers completion of their metamorphosis and the adults can safely emerge, ready to begin feeding on 2nd year flowering mullein. 

Weevil Interlude

The mullein seed-eating weevil was accidentally introduced from Europe in 1876, to control the spread of Great Mullein. But back then and for many years following, the weevil was never intentionally used for that purpose. It happened “naturally” as the weevil spread throughout North America, making its living on Verbascum spp. it found on its journey. In more modern times, and because the weevil was never formally cleared as a released biological control agent, local land management and weed programs (such as in parts of the Pacific Northwest and Wyoming) informally recognize it as an already-established bio-agent since its larvae feed extensively on the seeds of Great Mullein.  In some regions where the plant is a designated noxious weed, the weevil is viewed as a helpful naturalized helper; in other states—like Colorado—it remains unapproved for intentional release due to a lack of formal ecological impact studies.

The larvae of the mullein seed-eating weevil. By researching the Great Mullein, I learned it was these grubs the Ladder-backed woodpeckers were picking from seed capsules.

Bumper-to-Bumper Weevil Interlude

It seems that using a non-native insect to control a non-native plant is effective in significantly reducing the number of Great Mullein’s viable seeds to limit the plant’s spread.  It is also a risky strategy, as many biological slip-ups have occurred in the past when a population of an introduced insect, having depleted its targeted food supply, develops an appetite for other, desirable-to-native-species plants. So far in the U.S., the mullein seed-eating weevil has only feasted on seeds of two Verbascum species—the Great Mullein (its clear favorite) and the equally-alien Moth Mullein (V. blatteria). Because the population of egg-laying adult female weevils doesn’t have enough eggs to lay in all of the hundreds and hundreds of mullein flowers, it’s probably unlikely they will run short of food in the near or far future.    

To Weed, or Not To Weed

And What to Do With Unruly Great Mullein

In all areas where Great Mullein has been introduced, it’s recognized as a weedy species. Considered Invasive3 across much of the U.S., Great Mullein is a state-listed Noxious4 weed in Colorado and Hawaii, and in several counties in Wyoming, Nebraska and Montana.  In these states it aggressively crowds out native plants in dry or open ecosystems. 

In other areas of the U.S., opinions on the ecological impacts of Great Mullein vary. Some land managers primarily view it as a short-lived pioneer species on heavily disturbed ground that eventually fades as native vegetation recovers; others classify it as a persistent invasive weed based on its seed longevity. Where agricultural crops are grown, impacts are generally considered minor — the ability of Great Mullein to outcompete most crops is limited because it’s shade intolerant and doesn’t survive tilling. Where it may become invasive, individuals are easy to remove by hand, even though populations are difficult to eliminate permanently.

Control Measures that Work: Mechanical methods that control the growth and/or spread of Great Mullein are the most effective. The best means is by hand pulling and hoeing, preferably followed by sowing of native plants. Regular cultivation is known to be adequate for the control of mullein. Tractor-mounted mowers or scythes can be used to trim the plants when they begin to flower. Repeated mowing prevents the flower stalk from bolting, but if mowing is discontinued then the plant will bolt and produce flowers anyhow.

Luna standing next to the rescued fasciated flower stalk, keep watch for thieves!

Not Worth the Time or Effort: All parts of the plant are covered in dense, star-shaped hairs (trichomes). Cattle and sheep avoid grazing the plant because biting into these hairs is irritating. Goats may find the plant edible, but studies are inconclusive. Use of contact herbicides is impractical since the hairs cause the liquid to roll off. Ground herbicides when taken up by the roots will damage or kill the plant, won’t kill seeds stored in the soil from previous years, and also denude the ground creating ideal conditions for growing more mullein. It would take decades of annual applications to slow, let alone prevent, new plants from growing. The use of seed-eating chickens has been proposed for mullein control, but has not been studied.

Multi-Use Mullein

Although commonly used in traditional medicine, today there are no FDA-approved drugs made from Great Mullein. Non-medicinal uses, past and present, are curiously varied. 

Traditional Medicine

  • Dioscorides, an Ancient Greek pharmacologist and botanist, first recommended Great Mullein 2000 years ago as a folk medicine for pulmonary diseases. Leaves were smoked to attempt to treat lung ailments, a condition that in America was rapidly transmitted to Native American peoples. 
  • The Zuni used the plant in poultices of powdered root applied to sores, rashes and skin infections. An infusion of the root was also used to treat athlete’s foot. Any preparations meant to be drunk had to be finely filtered to eliminate the irritating hairs.
  • Oil from the flowers was used against catarrhs (inflamed mucous membrane(s) in an airway or body cavity) colics, earaches, frostbite, eczema, and other external conditions. Topical application of various V. thapsus-based preparations was recommended to treat warts, boils, carbuncles, hemorrhoids, and chilblains. The plant has been used in an attempt to treat colds, croup, sunburn, and other skin irritations. 
  • Great Mullein (V. thapsus) was in the United States’ 4th edition of the National Formulary from 1916 – 1936, stipulating that fluid extracts of dried leaves and flowers of the plant was approved as a pharmaceutical drug.

Otherwise Practical and Curious Uses

  • Roman soldiers are said to have dipped the flower stalks in grease for use as torches.
  • Romans extracted a yellow dye from the flowers to color women’s hair.
  • In some cultures, leaves have been used as wicks. 
  • Native Americans and colonists lined their shoes with the plant’s leaves to keep out the cold.
  • As with many plants, Great Mullein was linked to witches, although the relationship remained undefined. At the same time, the plant was also widely believed to ward off curses and evil spirits. 
  • As mentioned earlier, the seeds, which contain saponins, glycosides, coumarin and rotenone, are toxic to fish and have been widely used as piscicide since the plant’s introduction to the U.S. in the 1700s. Settlers threw the seeds and even the leaves into slow-moving water, allowing the chemicals to spread and stun the fish, causing them to float to the top making them easy to catch.
  • In modern times, Great Mullein is treated as an ornamental plant.
A first-year rosette turning into a 2nd year flowering plant.

Etymology

From the Greek word etymon, meaning 

“literal meaning of a word according to its origin”

Scientific Name: Verbascum thapsus

Genus Verbascum: Originally described by Carl Linnaeus in 1753, Verbascum was derived from the classical Latin verbascum, used for the plant by Pliny the Elder (CE 23-79), Roman author, naturalist, scientist, etc. However, the word “verbascum” was widely believed to be and accepted as a corruption of “barbascum,” from “barba” meaning “beard.” The genus name Verbascum, back then (as it does today), refers to the dense, hairy coating on the leaves and the bearded appearance of the plant’s stamens.

Species (specific epithet) thapsus: First used by Theophrastus (BC 371-287), Ancient Greek philosopher and naturalist, for an unspecified herb from the Ancient Greek settlement of Thapsos, near modern city of  Syracuse, Sicily ….. OR ….. it may have come from the ancient Tunisian city of Thapsus. 

A first-year rosette turning into a 2nd year flowering plant. Would these huge leaves make excellent shoe liners!?

Common Name: Great Mullein

“Great” was used in the plant’s common name to distinguish it from other more diminutive plants of the same genus Verbascum. “Great” refers  to the plant’s tall stature.

 “Mullein” evolved from Middle English “moleyne,” by way of the Anglo-French word “moleine,” which came from the Latin root “mollis,” meaning “soft.”

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Wake up Now! Unless you’ve caught a case of Mullein Madness Fever!

Regardless, hope you found this interesting!

(I promise to write a shorter post next time)

As always, thanks for stopping by!

The End!

1 Naturalized – a non-native plant species brought from other regions that now reproduces and spreads on its own without human help, but doesn’t aggressively overrun native habitats.

2 Piscicide – a chemical substance that’s poisonous to fish. Piscicides are primarily used to eliminate a dominant species of fish in a body of water, done as the first step in attempting to populate the water body with a different fish species. They are also used to combat parasitic and invasive species of fish.

3 Invasive – a non-native species introduced to a new-to-it ecosystem where it spreads rapidly, outcompetes native species, and causes economic or environmental harm. Because it lacks natural predators or diseases in its new home, it easily takes over natural habitats, yards, farms, etc.

4 Noxious – any plant legally designated by a government agency as harmful to agriculture, public health, wildlife, or property. These plants grow aggressively, spread fast, and lack natural controls. While many are non-native invasive species, some native plants can also be classified as noxious if they cause severe damage.

References

ag.colorado.gov

botanical.com

botanical-online.com

britannica.com

cabidigitallibrary.org

discoveringfossils.co.uk

extension.oregonstate.edu

herbalgram.org

iNaturalist.org

iucngisd.org

npsot.org

pmc.ncbi.nlm.nih.gov

pnwhandbooks.org

sciencedirect.com

southwestdesertflora.com

starrenvironmental.com

uwm.edu

wikipedia.org

Plains Beebalm – Page 12 .. The 100 Day Project (2026)

June 18, 2026

Plains Beebalm (Monarda pectinata Nutt. 1848)

aka Pony Beebalm

Etymology

Linnaeus named the genus Monarda to honor 16th century Spanish physician and botanist, Nicolás Bautista Monardes (1493-1588). Monardes never went to the Americas but was able to study medicinal plants in Spain, publishing the first systematic, in-depth book on medicinal plants and remedies brought to Europe from the Americas.

The species pectinata is derived from the Latin word pecten, meaning “comb.” The suffix -ata denotes possession or resemblance — so it translates loosely to “comb-like” or “having the form of a comb,” referring to the bristle-tipped bracts that sit below flower whorls. 

Monarda pectinata is commonly called Plains Beebalm (or Pony Beebalm) because of its historically recorded uses by Indigenous peoples as an analgesic and antiseptic qualities. 

Ethnobotanical and Culinary Uses 

Indigenous peoples used a plant infusion to treat coughs, colds, fevers, and stomach complaints related to digestion. A flower infusion was used as a wash on insect bites and stings. The plant was rubbed on the head to bring relief from headache. In addition, historic records document that groups, such as the Kiowa, used Monarda pectinata leaves as a perfume due to its strong scent, and were chewed while traveling.

The strongly aromatic smell of crushed Plains Beebalm leaves smell both savory and citrusy, similar to oregano or lemon. Sometimes called “wild oregano,” they can be eaten fresh, dried or cooked to season in salads or other foods. In spring the leaves may be boiled to make herbal tea.

Plains Beebalm blooming in our yard, in bright sunshine and rocky soils.

Pollinators

According to the Xerces Society for Invertebrate Conservation, all Monarda species attract a number of native pollinators such as specialist bees, bumble bees, predatory wasps, hummingbirds, and hawk moths.

A Few Fun Facts 

Desert Survivor: Although many Monarda species are moisture-loving, such as Wild Bergamot (Monarda fistulosa) found the along cool trails of Sandia Mountain, Plains Beebalm prefers hot, harsh, dry environments like desert washes, rocky slopes, and sandy pinyon-juniper woodlands.

Wild Bergamot and a little skipper pollinator. Tecolote Trail, Sandia Mountain, NM. This Monarda species prefers living in moist soils under the shady canopy of white fir and ponderosa pine.

Mammal Resistant: While pollinators adore Plains Beebalm, its strong, minty-citrusy-oregano essential oils act as a natural deterrent, making the plant resistant to browsing deer and rabbits.

Pollinator Magnet: The tubular pale pink flowers of Plains Beebalm are an excellent nectar source for long-tongued native bees, butterflies, and hummingbirds, especially during the hot summer months.

Soothing Relief: Plants in the Monarda genus are commonly called “Beebalm” due to the soothing nature a wash application of the plant, especially the flowers, has on insect bites and stings — particularly bee stings. Turns out plants in the genus contain the active ingredient thymol, a natural antiseptic found in modern mouthwashes. 

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Hope you found this interesting!

As always, thanks for stopping by!

References

commons.wikimedia.org

fws.gov

iNaturalist.org

npsnm.org

swbiodiversity.org

wildflower.org

yavapaiplants.extension.arizona.edu

Yanovsky, E., Food Plants of the North American Indians U.S. Department of Agriculture, Publication no. 237.

Davis Mountain Mock Vervain – Page 3 .. The 100 Day Project (2026)

March 23, 2026

Davis Mountain Mock Vervain (Glandularia wrightii)

The final page
This page shows samples from my specimen.. Although the flowers of my specimens are a purple-blue color, I chose to create the flower petals as reddish-pink; this color is also common.

This is a photo of the two flowers I sketched for my final painting.
The specimen on the left shows the upper part of the flower, the “limb” where 5 petals flair out from the throat ringed by fine hairs. The throat leads to the lower part of the flower – the floral tube (5 fused pale green petals). . Both upper and lower petals make up the flower’s corolla. Below the floral tube are 5 red tipped green sepals (collectively called a calyx) all fused into a cup shape. The specimen on the right is a dissected flower; 2 upper petals are removed, and the floral tube has been opened to reveal the reproductive parts. On the left side are 2 of the female parts of the pistil (pale green style supporting the 2-lobed stigma of the pistil; the ovary was not exposed). Two of the four stamens (male) lie in the mid- to upper right side of the opened floral tube; look for the bright yellow anthers, each sitting atop their own filament

Here’s Another Curiosity to Ponder: I wondered why this plant has 5 petals and 5 sepals but doesn’t also have 5 stamens, which is usually the norm in so many other 5-merous plant species??? Here’s what I learned:

Davis Mountain Mock Vervain (Glandularia wrightii) exhibits a common evolutionary trait in the Vervain (Verbenaceae) family where the flower displays a 5-lobed calyx of fused sepals, and 5 5-lobed petals which fuse into a tube (the corolla). This trait, commonly described as 5-merous, curiously has a reduced the number of functional stamens to four. 

This reduction is due to an evolutionary transition from a 5-stamen ancestor. According to literature, the four fertile stamens I observed in my specimens are properly arranged in two pairs (didynamous), both neatly hidden in the floral tube beneath a ring of fine hairs. Also properly so, the filaments (the stalks that support the anthers) of the stamens are fused to the inside of the tube, and not easily teased free.

So apparently, many, many, many, many, Many hundreds of years ago, plants in the Vervain family “decided” having a 5th stamen was unnecessary. “We can do just fine without it, thank you.” Thru the process of evolution, that expendable #5 was ever so slowly reduced to a tiny non-functional structure (referred to as a staminode in modern botanical lingo), or was completely and totally lost, becoming only a memory.

Believe me, this species is an energetic producer of leaves, flowers and seeds. In my experience, Davis Mountain Mock Vervain seems to explode in masses of pink and purple flowers throughout spring, summer and fall, and can last thru winters that don’t freeze. It’s easy to understand why the species has no need of a 5th fertile stamen. Once the plant becomes established, it keeps growing and flowering and spreading, often to the detriment of other desirable plants. If it wasn’t so gorgeous at the height of bloom, it might be considered a weed!   

But I’m reminded of the definition of a “Weed ….. a plant out of place.” So yes, you’ll find me actively weeding actively growing Davis Mountain Mock Vervain so my other native plants have a chance at life too!! 

Thanks for stopping by!

Redstem Stork’s-Bill – Page 2 .. The 100 Day Project (2026)

March 20, 2o26

Redstem Stork’s-Bill (Erodium cicutarium)

The final page
An early draft of the page with actual plant parts

Constance’s Spring Parsley – Page 1 .. The 100 Day Project (2026)

March 18, 2026

Project Introduction

For the last few years my “someday” goal has been to create a nature field guide, of sorts, highlighting my many years of observations in the East Mountains of central New Mexico.   Well, my “Someday” is officially here! Coinciding with the February 22, 2026 kick-off of the 100 Day Project1 (Project), I began by committing an hour/day to developing that field guide as my project and immediately penciled out an outline and a few thumbnail sketches of a sample page. But, after retrieving my iNaturalist lists of East Mountains sightings I’ve made from home and during countless hikes, eliminating redundancies, and totaling up the individual species, my reported observations still numbered in the many hundreds. I would be working on this Project for the next five to six years!

Interlude

When we moved to the East Mountains in the summer of 2017, we quickly fell in love with the beauty of the wide open landscapes, the grasslands and woodlands habitats, the diverse populations of wildflowers and mammals, resident and migratory birds, and the insects and reptiles. So yes, nature is plentiful; species are many. 

Now Back to the Project

Not to be overwhelmed (or defeated) by the potential magnitude of my Project, I decided to:

  1. “Divide and Conquer” by focusing on a single location …. our current subdivision and surrounding area and trails; and
  2. Prioritize quality over quantity by creating one page over two days, keeping each work session to one hour; and 
  3. Keep the Project motivating and interesting, by adding fun facts or other research tidbit about each species.

“These guidelines seemed more realistic,” I thought, with a cautiously optimistic chance of achieving my goal of creating a nature field guide. 

So with that as an introduction to my Project, here’s Page 1 to “An Illustrated Guide to the Nature of Las Leyendas Subdivision & Environs, Tijeras, East Mountains, New Mexico” — with many more pages to follow. 🤞

Constance’s Spring Parsley (Vesper constancei)

The final page
An early draft of the page with live samples of this pretty wild parsley

1 “The 100 Day Project is a free global art project that takes place online (https://www.the100dayproject.org/).  Every year, thousands of people all around the world commit to 100 days of creating, and anyone can participate. The idea is simple: choose a creative project, do it every single day for 100 days, and document and share your process online. The most recent round of the Project began February 22, 2026, but any day is a great day to begin.”

Parking Lot Sycamore

December 7, 2025

My search for still-beautiful Autumn leaves, half hanging, half fallen to the ground, took me to Albuquerque where temperatures hadn’t yet dipped below zero. Striking ‘gold’ in a large vacant parking lot next to a Disc Golf course, are at least 30 full-grown Sycamore trees with what looked to be full canopies of foliage still clinging tight. But for all the leaves yet to fall, there must’ve been 50x that number covering the ground. The morning breeze was causing the recently-fallen leaves to skid across the pavement in jerky movements, coming to rest in the parking lot’s gutters. 

It was in these ankle deep gutter piles where the range of leaf sizes, colors and patterns were found. These 1” to 10” broad, palmately veined and ragged-toothed leaves appeared locked together like pieces from a newly-opened 5000 piece jigsaw puzzle. And, oh my! The lid to the box just blew away! Now I was faced with a dizzying jumble of multi-colored golden-yellows, burnt oranges, Ruddy duck rust, fading-to-spring greens and saddle browns. It was from these ankle deep gutter piles that I collected Autumn leaves for this project.

Lost in thought, I overlooked the white noise of the city ……. traffic mostly, constantly humming and impatiently honking ……. until a painful ringing in my ears invaded the relative calm of the morning.  No longer able to think, I turned around and found an invasion of leaf blowers!  Never was there a more loudly screaming, obnoxiously noxious sound. Coming closer and closer, louder and more insistent, their ear-muffled and gas-masked operators approached without hesitation, each blowing away (to where?) every bit of the “unsightly and offending” leaf-litter in their path. 

Luna approving of my Sycamore leaf selection

Dang-blasted! 

It finally dawned on me this Friday morning that the vacant parking lot only opened for use on Sunday’s. Not agreeable to working weekends, the leaf blower operators were determinedly cleaning up the “messy” lot for the regular Sunday crowd. I was in their way. 

Saving as many fallen Sycamore leaves as my collection bags could hold, and silently wishing all remaining leaves a happy landing somewhere on a nutrient-needy plot of land, I ran for the quiet of my car.

My Fallen Leaf Project

Using Sycamore leaves collected from that vacant Albuquerque parking lot, I tried my hand at a new technique; combining watercolor layers with layers of colored pencil. Using my new set of Van Gogh watercolors, I began each leaf with a layer of plain water followed by a light base layer, mixing Azo yellow medium with a touch of Yellow ochre. The bottom leaf (which was the underside of the top leaf) was duller and lighter in color, calling for a bit of Permanent lemon yellow. Allowing that layer to dry, I used various earthy colors from my set of Faber-Castell Polychromos colored pencils over the watercolor wash, mixing and matching the colors of my pencils with the actual leaf colors. This step tended to leave some areas uncolored with the pencils, so I applied another watercolor wash with Sap green, Burnt Sienna+Yellow ochre, and/or Madder lake deep+Azo yellow medium. I finished each leaf with a Dark sepia colored pencil outline, tipped the leaf margins with Dark sepia, and added shadowing first with Payne’s grey watercolor then Dark sepia colored pencil.

12 half-pan watercolor set and color swatch

The leaves were painted on 140# Canson XL Watercolor paper

Faber-Castell colored pencil set

If you have and questions or comments, please let me know. If you use this combined media technique, any tips you’d like to share would be greatly appreciated too.

…………………………………………………………………………………………

I’d like to send a shout-out and my deep gratitude to Wendy Hollender, botanical artist/illustrator/teacher extraordinaire, who announced in her newsletter free access for over a week to 19 of her bite-sized video lessons. Designed as companions to her book, The Joy of Botanical Drawing, each lesson focused on a different botanical subject and how to artistically render them using watercolor and colored pencil combined. I’ve always wanted to learn this technique and gave it a try with her leaf examples and then mine. Incorporating both media into the same painting was very challenging and way out of my comfort zone. 

Thanks so much Wendy, for such wonderful lessons and your fabulous companion book! With lots more practice, my goal is that some day my botanical art looks as natural, skilled and professional as yours.

…………………………………………………………………………………………

As always, Thanks for stopping by!

Draft final page with actual leaves lying on top

Shifts in Nature 

August Littles ….. 2025

September 8, 2025

Ohhhhhh, what a sweet month …… August. It almost got away from me without sharing a small collection of Littles1 that reflect the inevitable shifts in nature that occur during the month. It’s always hard to imagine summer winding down; where did the time go?  But as surely as butter melts on freshly baked bread, undeniably, August forms a reliable bridge between summer and autumn. It’s a time of change and transition; abundance and harvest; transformation and a period of letting go. 

So before I “let go” and before the snow flies (and it will), here’s a handful of little discoveries during the month of August:

-A female Wheel Bug gone slightly astray while searching for a protected place to overwinter the eggs she’s about to lay. 

-A female Soldier Beetle doing her best to attract a mate by sending out pheromones while munching late season pollen from the disk flowers of a brilliant yellow Showy Goldeneye. 

-An acorn that made it to maturity, ready to drop beneath a still green-leaved Gambel Oak soon to be decked out in radiant fall colors. 

-Some hot red trumpet-shaped Scarlet Gilia flowers, still irresistible to hummingbirds until migration, will all be pollinated in time for seed set and mature. 

-The snowy white fruit dangling from the draping branches of Roundleaf Snowberry shrubs are ripe and ready for plucking by hungry birds flying south for the winter. 

-And plump purple-black Chokecherry berries that will become a juicy dietary supplement for black bears needing to bulk up for hibernation.

Enjoy!

And as always, thanks for dropping by!

1Littles” is part of a blog series I began posting several years ago, beginning in January 2023. The concept was inspired by Fay (thanks again Fay!) who came up with the idea for her blog madebyfay.wordpress.com

If you’d like to read more of an explanation, check out my January 2023 post, Winter Birding on Sedillo Hill

One of the Most Aloof Sunflowers Ever! The Cowpen Daisy

Part 3 ….. An Allelopath Declares Chemical Warfare

August 15, 2025

The more I learn about Cowpen Daisy (Verbesina encelioides), the more the words Intrepid (fearless and bold), Interloping (meddlesome and smothering), and Impertinent (pushy and rude) come to mind. 

Cowpen Daisy is literally a plant at war …..

Its adversaries are neighboring plants …..

Its weapons of choice are chemicals ….. 151 different Allelochemicals2 to be exact. 

Cowpen Daisy shows no mercy to its most susceptible victims, and given the right conditions in the right locations, Cowpen Daisy can cripple ecosystems, and unravel biodiversity.

Oh No! What Have I Done! Have I unleashed a formidable enemy to run amok, bullying its way through our mostly intact biodiverse high desert ecosystem?      

Maybe not!  (Spoiler alert…… Allelopathy3can be bad, but I still love this happy Daisy)

On August 6th, I received an excellent question from one of my blog followers, based on my first Cowpen Daisy post :

“Do you have any concerns about this becoming an invasive plant? Best wishes, Nancy”

In reply, I expressed my concern about the number of “seedlings coming up late spring,” and how “I was definitely alarmed and wondered about the need for early control.”  Fortunately, “as the season advanced, it became clear the density of plants seemed self-controlling.”  Based on my limited experience with Cowpen Daisy, I explained how during the summer of 2023 “the plant completely covered an extremely large field near our home,” causing me concern about its invasive tendencies. But upon “[R]eturning the following year (2024) and again this past spring (2025) to see if the same field was blanketed again in these plants, “I couldn’t find a single Cowpen Daisy anywhere! So no, this annual [doesn’t appear to be] “invasive, at least not in central New Mexico.”

But Nancy’s question prompted me to dig deeper into on-line research.  I wondered: Is Cowpen Daisy invasive outside of its native range, particularly where conditions are ideal for its aggressive growth?  Yes, it is! And its invasiveness is further enhanced where neighboring plants are susceptible to the impacts of the allelochemicals released by Cowpen Daisy’s leaves, roots and decaying leaf matter in the soil.

One example where Cowpen Daisy is an introduced species and has become invasive is in India. Fields of mung bean, corn, chickpeas, and sweet melon are being outcompeted by invasive stands of Cowpen Daisies.  These food crops are severely impacted by two allelochemicals released by the both roots and leaves of the Daisy; steroids and phenols. Studies of these four crops demonstrated not only “the suppression of germination and growth in these plants” but “also revealed an antagonistic effect on [their] chlorophylls, carotenoids and protein levels.” In other words, Cowpen Daisy is winning the war against India’s mung bean, corn, chickpea and melon crops, and farmers are currently engaged in a battle to develop a strategy of control and run this biological enemy out of their country.

Cowpen Daisy is only considered a native species to the Southwest U.S. and Northern Mexico. However, it has been introduced (either intentionally or by accident) and is considered naturalized in parts of Eastern North America, the Middle East, Spain, Argentina, Australia and the Pacific islands. As such, Cowpen Daisy’s nature to drop allelochemicals everywhere it grows allows it to behave like an invasive plant in countries where it is naturalized.  Without diligent management (via herbicide application or mechanical control), it can thrive to the detriment of their desirable plant species’ survival.

Have I defeated my goal of reestablishing a diverse native plant community in disturbed areas surrounding our new home? “Not likely,” says I, optimistically!  In addition to Cowpen Daisy, the variety of native plant species I intentionally seeded last fall and early this past spring, have germinated, grown, flowered and seeded or are in the process of flowering and seeding, most of which are adjacent to a Daisy. Of course time will tell. Meanwhile, I’ve declared this to be a happy ending to this post and my stand of happy Cowpen Daisies! However ……. next spring, if germination rates from my reseeders are low or zero, but Cowpen Daisy returns with renewed vigor, then I have a control job waiting for me. And the best advice I’ve read is to “pull out old plants and roots and selectively remove new seedlings.” That’s acceptable! That I can do!

Until then!

Do you struggle with weedy, invasive plant species in your garden or yard? Have you seen fields of blooming weeds and wondered …… “what weed is that?” Do you know the names of those pesty plants and do they seem to keep your favorite variety of cucumbers from growing? It might be interesting to learn if your local invasives are one of the many Allelopaths happily growing in our world! Let me know!

As always, thanks for dropping by!

1Cowpen Daisy is known to release up to 15 different allelochemicals2 from its leaves and roots, such as guanidine, phytosterols, phenolic acids, tripertenes, flavonoids, dicarboxylic acids, phytophenols, steroids, phenols, and others. Fresh and decaying leaf litter leach 14 of those allelochemicals into the soil.

2,3Allelopathy is a biological phenomenon by which an organism produces one or more biochemicals that influence the germination, growth, survival, and reproduction of other organisms. These biochemicals are known as allelochemicals and can have beneficial (positive allelopathy) or detrimental (negative allelopathy) effects on the target organisms and the community. Allelopathy is often used narrowly to describe chemically-mediated competition between plants. Allelopathic interactions are an important factor in determining species distribution and abundance within plant communities, and are also thought to be important in the success of many invasive plants. (source: Wikipedia)

The Cowpen Daisy ….. One of the Happiest Sunflowers Ever!

Part 1 ….. Can There Be Too Many Sunflowers?

August 5, 2025


It was the Fall of 2024. A small cluster of Cowpen Daisies (Verbesina encelioides) flourishing on the severely disturbed ground surrounding our new home was going to seed. Waiting several weeks until the migratory birds ate their fill, I spent an hour or so collecting as many remaining dried seeds (cypselas) as possible, stuffing full two quart-sized ziplock bags. About 1/3 of the seeds I scattered around the house where they would overwinter on the ground.  The rest were poured into large pill vials that were labeled with species name, location, and date, then placed in the refrigerator to simulate cold storage until Spring.

Cowpen Daisy cypselas (seeds) 08/04/2025 at Punch

It was late April 2025. The chances of heavy frost seemed a distant memory. My fingers crossed, I chose a sunny 42 degree morning to liberate those refrigerated seeds from 6 months of cold storage, and scattered them in disturbed areas not seeded last Fall. Then I waited like an expectant parent, watching for signs of germination, worrying that runoff from late season snows might wash away my scattered seeds, expecting that flocks of migratory birds would gobble them all up, and hoping for gentle rain showers to swell those thousands of seed coats to aid those tiny embryos in growing their first roots (radicles) and first leaves (cotyledons). 

Then early June 2025. Success! Cotyledons were literally popping up everywhere, which meant the radicles were already expanding into the soil. They were especially crowded where I’d scattered all the cold storage seeds, and germination was obvious where seeds had been scattered the Fall of 2024. By early July, those Cowpen daisies were crowding out many of the other native species I’d also seeded in the same areas. 

Backyard and overflow Cowpen Daisies, robust growth after Fall 2024 seeding (08/03/2025)

And now it’s early August 2025, and what a dazzling show! Even though the sunflower yellow flowers of Cowpen Daisy are small (2” wide), there are up to 75 long-stemmed flowers on each plant that can grow from 4-5’ tall! They are so dense, the backyard fence is hardly visible, our walking paths are totally draped with 4” long leaves, and if there’s a rattlesnake lurking around under our massive Cowpen Daisy canopy, we’d probably (hopefully) hear him well before he slithered into view! 

Goals and Lessons Learned

I’ve learned a lot by parenting these Daisies; from the best time to scatter seed (in the late Spring following cold storage) and where (not so close to other desirable natives or pathways), to managing the mass of growth (by organizing through selective removal). Our initial goal of seeding and growing native plant species was to attract and help feed wildlife (pollinators, reptiles, rodents, birds and mammals), and we are optimistic that achieving this goal long-term seems realistic with the success we’ve had to date. However, because so many of our native plants are losing the battle against habitat loss caused by invasive species encroachment and takeover, land development, and climate change, we will continue to explore ideas to expand our initial goal to address the habitat situation. As we gain insight about the best native plants to grow to help restore our disturbed soils, we will learn and share with our neighbors those species that: are drought tolerant; aid in building soils; are effective at invasive weed suppression; provide wildlife benefits; and increase plant diversity. 

Cowpen Daisy and pollinator 08/01/2025 at Punch

Happy – Happy – Happy!  Will I be collecting Cowpen Daisy seed again this Fall? You bet! Having all that sunshine yellow around our home is thrilling. Every morning all those thousands of sunflower faces looking East towards a new day are about the happiest sight ever! And having such wild, uninhibited growth of a native annual out our back door has been ideal for observing the pollinators that benefit from the abundant nectar and pollen, enjoying the aerial acrobatics of several phoebe families that have been feasting on those pollinators, and promises to be a perfect spot for bird watching this Fall when all those cypselas ripen into high protein food.

Can’t wait!

Do you ‘know’ a special native plant? How about a native butterfly garden? Are you a bird watcher? Maybe you enjoy the occasional deer, coyote, or bobcat wander through your yard? Please share your favorite wildlife encounter!

As always, thanks for stopping by!

Hooked on Trichomes … The Curious Nature of ‘Mentzelia’

July 29, 2025

You must awake when the first rooster crows to enjoy the floral beauty of a fully flaired Blazingstar blossom. Appropriately named, these gorgeous flowers display a radiant combination of spoon-shaped petals, petal-like stamens, and hundreds of thread-like stamens, all colored in bold sulfur yellows, distinctive pale orange-yellows, brilliant star whites, or fluorescent blues, based on species.  These superbly showy flowers unfurl overnight atop tall white, branching stems that resemble candelabras with narrow lobed green leaves. These large, 2” diameter flowers belong to the Mentzelia genus, plants that are all native to the Americas, and represented by 60-80 species, most found in the desert southwest. 

In 1753, Carl Linneaus gave this plant its genus name, Mentzelia, after German botanist and sinologist Christian Mentzel. (Did you know a Sinologist is a specialist in the study of Chinese language, literature, and civilization? Huh!) But perhaps more fascinating and what’s always ‘captured’ my complete attention (and blue jeans) is that the Mentzelia genus fits perfectly in the Loasaceae family ….. commonly referred to as the Stickleafs

About those leaves …… 

Being primarily a day-time hiker, my first encounter with a Blazingstar occurred simultaneously with a misstep into the plant. Noticing some resistance in making my escape, I looked down at the ground and discovered my jeans had a collection of stuck leaves from my boots on up. And the leaves were really stuck tight along their entire length! Removing those leaves was like peeling a banana, only tougher. Wait! Forget the banana peel. Removing those sticky leaves sounded like and felt like tugging on and separating Velcro! I was reminded of the familiar ‘ripping’ noise made when Velcro hooks are forcibly released from their loops!

Eureka!!

Nature is full of surprises. Were the Stickleafs the source of accidental inspiration for today’s handy hook-n-loop fastener, called Velcro? Almost, but not quite! As it turns out, the tiny hooks on Cocklebur seedpods inspired a Swiss engineer to develop Velcro in 1941. But not to change subjects too much …….The reasons Stickleafs could’ve been the inspiration for Velcro, is similar to the Cocklebur story, but, I think, even better. Here’s why …… 

The seedpods of both plants have tiny hooks that readily adhere to clothing and fur. And it was the hooks’ tenacity for stick-to-it-tiv-ness that grew the original Velcro idea. But Stickleafs go even further in ‘reinforcing’ the fastener concept. Not only does the seed pod (capsule) of Stickleafs have a covering of tiny hooks, but both leaf surfaces and even the stems of plants in this family can have multiple types of minuscule grappling-hooks and barbed needles, called Trichomes, visible only with an electron microscope. I summarize that if the Swiss engineer was visiting America in 1941, and had the good fortune to walk into a Mentzelia plant, he undoubtedly would’ve been super inspired to develop Velcro. After all, it’s the leaves that stick fast to clothing, resemble a strip of Velcro, and hold tight, mimicking an ideal hook-n-loop fastener.

Hooked on Trichomes 

And now for the curious nature of the Mentzelia genus. When coming across the Adonis Blazingstar (Mentzelia multiflora) over the past 8 years, it’s been fun to inspect the leaves, remove one and intentionally stick it to Roy’s jeans or mine. I’ve then wondered how this plant ‘sticks’ so well, and why. The time for answers arrived this month, and what I learned was fascinating.  It’s all about Trichomes.

Trichome is a botanical term used to describe the small hair-like structures that occur somewhere on a plant; typically on plant leaves. Trichomes can be found throughout the plant kingdom (like on Cannabis sativa); they aren’t unique to the Stickleaf family, and are found on all species of the the Mentzelia genus. Some Mentzelia species have one type or shape of trichome; some have several types. Adonis Blazingstar has two types of trichomes – one is shaped like a grappling hook; one is shaped like a barbed needle. It’s the trichomes that grab on and hold tight. But what possible function do they serve the plant? Surely a leaf sticking to the fur of a passing animal or a person’s pant leg, while decorative, is otherwise pointless?

What Good are Mentzelia Trichomes?

Like plant hairs, trichomes aid a plant in water conservation in times of drought by reducing transpiration, and in situations of other environmental stressors, such as excessive UV light and extreme temperatures. The trichomes serve as a protective barrier between the leaf, stem, or other part of the plant, and the environment.

Trichomes can function as water collection, retention and funneling structures during a rainstorm. 

The grab-and-hold nature of trichomes when they attach to fur or clothing can cause enough vibration of mature seed capsules to shake loose seeds ready for dispersal.

Trichomes are the plant’s primary defense against herbivory; not from livestock or rodents intent on munching leaves, but from insects that attempt crawling amongst the grappling hooks and barbed needles intent on causing damage. As can be seen in electron microscope images, insects have been photographed speared and hooked and killed because they were unable to escape their entrapment by trichomes. 

But not all insects succumb to the fate of trichomes. Aphids are able to navigate the dense forest of hooks and needles without capture, allowing them to wreak havoc on vulnerable and tasty leaves, stems and seed capsules.  

And that’s why the Mentzelia genus of the Stickleaf family is one of the natural curiosities of the plant kingdom. Maybe now, you too, are Hooked on Trichomes?

I hope you’ve enjoyed this post, and do thank you for stopping by!

And if you’re curious about how Trichomes contribute to the enjoyment and/or medicinal benefits of marijuana (Cannabis sativa), here’s what I found:

Trichomes are the primary site for cannabinoid production (i.e. compounds like THC & CBD responsible for the plant’s psychoactive/therapeutic effects.

Trichomes are the site of terpene production which gives different Cannabis strains their unique aromas/flavors.

Trichomes are the site of flavonoids known for antioxidant and medicinal properties.