Also called White Fawn Lily, Oregon Fawn Lily, Oregon's Fawn Lily, Giant Adder's Tongue, Giant White Fawn Lily, Western White Fawn Lily, Giant Fawnlily
Erythronium oregonum is a North American woodland and meadow spring bulb in the lily family, grown as a species from western British Columbia to northern California. It needs cool, moist conditions in spring and a dry summer dormancy to flower well.
Family
Liliaceae (Lily family)
Grows as
Bulb
Light
Part shade
Water
Water freely in spring while growing and flowering, then keep nearly dry during summer dormancy.
Soil
Well-drained, humusy woodland soil or gritty loam.
Temperature
Hardy in cool temperate climates; tolerates winter cold well.
How easy
Moderate
Native range
SW. British Columbia to NW. California
Climate
temperate
About
Erythronium oregonum is a North American species of flowering plant in the lily family which is known by the common name giant white fawnlily or Oregon fawn-lily.
It is native to western North America, where it grows in the Pacific Coast Ranges from southwestern British Columbia to northern California.
Where it grows
In North America from southern British Columbia south to northern California, west of the Cascade Range to the Coast Range and Siskiyous. It grows in meadows, rocky outcrops, and coniferous forests.
Text excerpted from the Wikipedia article Erythronium oregonum 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.