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Snakeroot

Ageratina

Also called Snakeroots

Snakeroot
Photo: Ixitixel, CC BY-SA 3.0

Ageratina, or snakeroot, is a genus of over 300 species of perennial herbs and rounded shrubs in the daisy family, mostly from warm regions of the Americas. The genus is grown in gardens in some areas, but several members are weedy and the plants are poisonous to livestock.

Family
Asteraceae (Daisy family)
Light
Part shade, Bright indirect
Water
Water regularly while establishing, then allow the top of the soil to dry slightly between waterings.
Soil
Well-drained, moderately fertile soil or a standard potting mix.
Temperature
15–28 °C; protect below 5 °C
How easy
Easy
Safety
Toxic: The whole plant contains toxic compounds. Milk from cows that eat it can become toxic to people, causing milk sickness with vomiting.

About

Ageratina, commonly known as snakeroot, is a genus of over 300 species of perennials and rounded shrubs in the family Asteraceae.

These plants grow mainly in the warmer regions of the Americas and West Indies. Over 150 species are native to Mexico. Some flourish in the cooler areas of the eastern United States. Two Mexican species have become a pest in parts of Australia and Taiwan. Ageratina used to belong to the genus Eupatorium, but it has been reclassified.

Safety

Milk from cows that have eaten snakeroot can cause illness if ingested because the milk becomes toxic. Symptoms of milk sickness include vomiting.

Uses

Ageratina pichinchensis is a traditional Mexican treatment for superficial fungal infections of the skin. These plant extracts contain encecalin which has activity to inhibit and kill the fungus. Studies have compared its effectiveness in treating toenail fungus with ciclopirox.

Other Ageratina plants

Sticky snakeroot · White snakeroot · Ageratina glabrata · Privet Leaved Agertina

Text excerpted from the Wikipedia article Ageratina by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.

The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.

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