Host an Event Volunteer Join Tickets

Support the plant database you love!


Plant Database

Search for native plants by scientific name, common name or family. If you are not sure what you are looking for, try the Combination Search or our Recommended Species lists.

Enter a Plant Name:
Or choose a plant family:
Allium douglasii (Douglas' onion)
Bransford, W.D. and Dolphia

Allium douglasii

Allium douglasii Hook.

Douglas' Onion

Liliaceae (Lily Family)



USDA Native Status: L48 (N)

Round cluster of flowers atop onion-scented plant.


From the Image Gallery

1 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Perennial
Habit: Herb
Leaf Complexity: Simple
Leaf: Green
Size Class: 0-1 ft.

Bloom Information

Bloom Color: Purple
Bloom Time: Apr , May


Native Distribution: Columbia River Basin of southeastern Washington and northeastern Oregon, and Columbia River Gorge; also reported in Idaho.
Native Habitat: Grasslands that are moist in winter.

Growing Conditions

Water Use: Medium
Light Requirement: Sun
CaCO3 Tolerance: Medium


Conspicuous Flowers: yes

Find Seed or Plants

Find seed sources for this species at the Native Seed Network.

National Wetland Indicator Status

Status: FAC FAC
This information is derived from the U.S. Army Corps of Engineers National Wetland Plant List, Version 3.1 (Lichvar, R.W. 2013. The National Wetland Plant List: 2013 wetland ratings. Phytoneuron 2013-49: 1-241). Click here for map of regions.

From the National Organizations Directory

According to the species list provided by Affiliate Organizations, this plant is on display at the following locations:

Native Seed Network - Corvallis, OR

Additional resources

USDA: Find Allium douglasii in USDA Plants
FNA: Find Allium douglasii in the Flora of North America (if available)
Google: Search Google for Allium douglasii


Record Modified: 2007-01-01
Research By: TWC Staff

Go back