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Arnica porsildiorum is a cold-climate wildflower from the Arctic and subarctic, native to the Russian Far East, Alaska, and northwestern Canada. It is a wild species rarely grown in gardens, so care guidance is limited and mostly general.
Arnica porsildiorum is an Arctic species of flowering plant in the family Asteraceae. It is native to Russia, Alaska, Northwest Territories and Yukon Territory.
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 porsildiorum 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.
