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Douglas' onion

Allium douglasii

Douglas' onion
Photo: Wendy Feltham, CC BY 4.0

Douglas' onion is a small native perennial bulb from the northwestern US, grown for its pink to purple flower clusters. Give it full sun and well-drained, shallow soil, and let it dry out in summer.

Family
Amaryllidaceae (Daffodil & onion family)
Grows as
Perennial
Light
Full sun
Water
Water during spring growth and let the soil dry out completely in summer dormancy.
Soil
Fast-draining, gritty or rocky soil; shallow soil is its natural habitat.
Temperature
Hardy to around -20 °C; tolerates hot summers when dry.
How easy
Easy
Edible
Yes, some parts
Native range
SE. Washington to NE. Oregon
Climate
temperate

About

Allium douglasii, the Douglas' onion, is a perennial herbaceous flowering plant in the Amaryllidaceae family. It is native to northeastern Oregon, eastern Washington, and northern Idaho.

Where it grows

Allium douglasii is endemic to sections of the Northwestern United States (northeastern Oregon, Idaho, eastern Washington). It typically grows in shallow soils at elevations of 400–1,300 m (1,300–4,300 ft) above sea level.

Other Allium plants

South Idaho onion · Abrams' allium · Allium aciphyllum · Tapertip onion · Allium aeginiense · Allium aflatunense · Allium agrigentinum · Allium alabasicum · Allium albotunicatum · Allium alibile · Altai Onion · Allium altissimum

Text excerpted from the Wikipedia article Allium douglasii 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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