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Shasta County arnica

Arnica venosa

Shasta County arnica
Photo: Unknown authorUnknown author, Public domain

Shasta County arnica (Arnica venosa) is a rare perennial herb from the daisy family, endemic to the Klamath Mountains of northwestern California. It is a wild species seldom grown in gardens, so care notes are general guidance for arnica.

Family
Asteraceae (Daisy family)
Light
Full sun, Part shade
Water
Water moderately while establishing, then let the soil dry between waterings; avoid waterlogging.
Soil
Well-drained, gritty or sandy mineral soil with some organic matter.
Temperature
10–28 °C; protect below about 0 °C.
How easy
Hard
Native range
California

About

Arnica venosa is a rare California species of flowering plant in the family Asteraceae known by the common name Shasta County arnica. It should not be confused with the Mt. Shasta arnica, A. viscosa.

Arnica venosa is endemic to the Klamath Mountains of northwestern California, where it can be found only in Shasta and Trinity Counties.

Other Arnica plants

Common leopardbane · Narrowleaf arnica · Serpentine arnica · Chamisso arnica · Heartleaf arnica · Mock leopardbane · Rayless arnica · Foothill arnica · Smallhead arnica · Snow Arnica · Lanceleaf arnica · Broadleaf arnica

Text excerpted from the Wikipedia article Arnica venosa 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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