Cowpen Daisy

verbesina encelioides

The Cowpen Daisy (Verbesina encelioides) is a resilient, golden-bloomed annual wildflower native to the Americas. Often colonizing disturbed grounds, pastures, and roadsides, this tough plant is named for its fondness for fertile, trampled soils like those of livestock enclosures. It is highly valued by entomologists and gardeners alike for its exceptional ability to attract a diverse array of pollinators, transforming dry, open landscapes into buzzing havens for bees, butterflies, and beetles during the hottest months of the year.

Habitat: Found in disturbed soils, roadsides, pastures, fields, and sandy coastal areas across arid and semi-arid regions.

Appearance

This plant typically grows 30 to 150 cm tall, displaying coarse, grayish-green, triangular or lance-shaped leaves with deeply toothed margins. The entire plant is covered in fine, whitish hairs, giving it a soft, dusty, or velvety appearance. Its bright yellow, daisy-like composite flower heads measure about 2 to 5 cm across, featuring distinctive three-toothed tips on the outer ray florets surrounding a dense golden center.

KingdomPlantaePhylumTracheophytaClassMagnoliopsidaOrderAsteralesFamilyAsteraceaeGenusVerbesina

Photo: Tony RebeloCC BY-SA 4.0 · iNaturalistView original ↗

Cowpen Daisy

Interesting facts

Native American tribes traditionally used crushed parts of the plant to treat skin ailments and soothe insect stings.

The common name 'Cowpen Daisy' arises from its affinity for highly disturbed, nitrogen-rich soils, especially around livestock pens and holding areas.

While highly toxic to sheep, goats, and cattle, its flowers are completely harmless and incredibly attractive to migrating Monarch butterflies.

Special abilities

Exudes chemicals from its roots and decaying leaves that inhibit the germination and growth of neighboring plant species, helping it dominate open soil.

Utilizes dense, light-colored leaf hairs to reflect excess sunlight, reduce wind exposure, and conserve water in dry environments.

Produces galegine, a toxic nitrogenous compound that deters mammalian herbivores from grazing on its foliage.

Measurements & details

Length: 30-150 cm
Lifespan: 1 years
Incubation: 7-21 days

Diet & Feeding

As a photosynthetic plant, the Cowpen Daisy generates its own organic compounds using sunlight, carbon dioxide, water, and essential mineral nutrients absorbed from the soil.

Primary Foods

Sunlight
Carbon dioxide
Water
Soil nutrients (nitrogen, phosphorus, potassium)

Foraging Method

Photosynthesis

Ecological connections

Host plant

Bordered Patch

Chlosyne lacinia

The caterpillar of this butterfly relies heavily on the leaves of the cowpen daisy as a primary food source.

Mutualism

Western Honey Bee

Apis mellifera

Bees actively collect nectar and pollen from the golden flower heads, serving as key pollinators.

Eaten by

Domestic Sheep

Ovis aries

May ingest the toxic leaves in overgrazed pastures, leading to lethal lung congestion.

Traits

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Also known as

No aliases listed yet.

Collections

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Safety

Danger

1/5 · Very low

No special safety notes yet.

Frequently Asked Questions

How to identify Cowpen Daisy?

Start with the whole plant, then compare leaf arrangement, leaf edges, stems and any flowers or fruit. Opposite leaves grow in pairs; alternate leaves come one at a time along the stem. These details tell you far more together than a single green leaf does. Plant Identifier: upload a photo and compare the visible details.

How long is Cowpen Daisy?

30-150 cm

How long does Cowpen Daisy live?

1 years

What does Cowpen Daisy eat?

As a photosynthetic plant, the Cowpen Daisy generates its own organic compounds using sunlight, carbon dioxide, water, and essential mineral nutrients absorbed from the soil.

Where is Cowpen Daisy usually found?

Found in disturbed soils, roadsides, pastures, fields, and sandy coastal areas across arid and semi-arid regions.

How does Cowpen Daisy hunt?

Photosynthesis

How long do Cowpen Daisy eggs take to hatch?

7-21 days