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Broadleaf arnica

Arnica latifolia

Also called Arnica, Broad Leaved Arnica, Daffodil Leopardbane, Mountain Arnica

Broadleaf arnica
Photo: Walter Siegmund (talk), CC BY-SA 3.0

Broadleaf arnica is a hardy perennial wildflower of mountain forests and meadows in western North America, grown in gardens for its yellow daisy-like flowers. Give it cool conditions and moist but well-drained soil.

Family
Asteraceae (Daisy family)
Grows as
Perennial
Light
Part shade, Full sun
Water
Keep soil evenly moist during the growing season and avoid waterlogging in winter.
Soil
Moist, well-drained, humus-rich soil or woodland soil
Temperature
5–20 °C; very cold hardy, tolerates subarctic winters
How easy
Moderate
Native range
Subarctic America to NW. & WC. U.S.A.
Climate
subalpine or subarctic

About

Arnica latifolia is a species of arnica in the sunflower family, known by the common names broadleaf arnica, broad leaved arnica, mountain arnica, and daffodil leopardbane. It is native to western North America from Alaska east to Northwest Territories and south to Mono County, California, and Taos County, New Mexico. It grows in mountain habitat such as forest and meadows.

Arnica latifolia is a perennial herb growing from a long rhizome and producing a hairy, mostly naked stem 10 to 50 centimeters tall. It has a cluster of leaves around its base and usually a few pairs along the lower part of the stem. The leaves are lance-shaped to broad and nearly heart-shaped, and are usually toothed.

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 · Nodding arnica

Text excerpted from the Wikipedia article Arnica latifolia 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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