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Bransford, W.D. and Dolphia
Allium douglasii Hook.
Douglas' onion
USDA Symbol: ALDO
USDA Native Status: Native to U.S.
Round cluster of flowers atop onion-scented plant.
Plant Characteristics
Duration: Perennial Habit: Herb Leaf Complexity: Simple Leaf: Green
Flower:
Fruit: Size Class: 0-1 ft.
Bloom Information
Bloom Color: Purple
Bloom Time: Apr , May
Distribution
USA: ID , OR , WA
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.
USDA Native Status: L48(N) Growing Conditions
Water Use: Medium
Light Requirement: Sun
CaCO3 Tolerance: Medium
Benefit
Conspicuous Flowers: yes
From the National Organizations Directory
According to the species list provided by Affiliate Organizations, this plant is either on display or available from the following:
Native Seed Network - Corvallis, OR
Recommended Species Lists
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Metadata
Record Modified: 2007-01-01
Research By: TWC Staff
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