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Finger rot

Cnidoscolus urens var. stimulosus

Also called Bull Nettle, Tread Softly, Spurge Nettle, Stinging Nettle, Touch Me Not

Finger rot
Photo: Hans Hillewaert, CC BY-SA 3.0

Finger rot is a stinging perennial herb of the spurge family, native to the southeastern US coastal plains, usually found in sandy, well-drained soil in open woods and disturbed ground. It is a wild plant rather than a garden ornamental, so care is mainly about its sandy, dry habitat.

Family
Euphorbiaceae (Spurge family)
Grows as
Perennial
Light
Full sun, Part shade
Water
Drought tolerant once established; water sparingly in sandy soil.
Soil
Deep, well-drained sandy soil.
Temperature
Hardy in warm southeastern US climates; a wild plant of the Coastal Plain.
How easy
Easy
Safety
Toxic: The whole plant above ground, including the petals, is covered with urticating hairs that inflict a painful, irritating rash and can cause more serious reactions in some people.

About

Cnidoscolus stimulosus, the bull nettle, spurge nettle, stinging nettle, tread-softly or finger rot, is a perennial herb covered with stinging hairs, native to southeastern North America. A member of the family Euphorbiaceae (spurge family), it is not a true nettle. It prefers sandy, well-drained soil and mostly exists in pine/blackjack oak forests on sandhills, rims of Carolina bays, dunes, dry pastures, fields and roadsides.

Where it grows

C. stimulosus is native to the southeastern United States Coastal Plains. It ranges from Louisiana and Florida north to Virginia and Kentucky, excluding Tennessee and Arkansas.

Other Cnidoscolus plants

Treadsoftly · Texas bullnettle

Text excerpted from the Wikipedia article Cnidoscolus stimulosus 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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