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Purple lettuce

Prenanthes purpurea

Also called Rattlesnake root

Purple lettuce
Photo: HermannSchachner, CC0

Prenanthes purpurea, or purple lettuce, is a perennial woodland herb from Europe and the Caucasus, grown mainly as a shade-loving wild or cottage garden plant. The key to growing it is cool, moist, shaded conditions similar to its natural forest-edge habitat.

Family
Asteraceae (Daisy family)
Light
Part shade, Shade
Water
Keep soil consistently moist, especially in summer, and avoid letting it dry out.
Soil
Humus-rich, moist, well-drained woodland soil or leaf mould.
Temperature
Hardy to about -20 °C; prefers cool summers and mild conditions below about 25 °C.
How easy
Moderate
Native range
Europe to NE. Türkiye and Caucasus
Climate
temperate

About

Prenanthes purpurea is a species of flowering plant in the family Asteraceae, native from Europe to northeastern Turkey and the Caucasus. It was first described by Carl Linnaeus in 1753. The species is sometimes called purple lettuce.

Other Prenanthes plants

Rattlesnakeroot

Text excerpted from the Wikipedia article Prenanthes purpurea 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.

Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.

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