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Bransford, W.D. and Dolphia
Delphinium glareosum Greene
Delphinium, Olympic larkspur
USDA Symbol: DEGL
USDA Native Status: Native to U.S.
A sturdy perennial with one to several stout, thick, 8-16 in. stems. Numerous fleshy, round, much-divided leaves are distributed evenly along the stems with the basal and lower leaves forming a rounded clump. The loosely-flowered spike is well over half the total height of the plant and made up of deep bluish-purple, spurred flowers.
Plant Characteristics
Duration: Perennial Habit: Herb Flower:
Fruit: Size Class: 1-3 ft.
Bloom Information
Bloom Color: Blue , Purple
Bloom Time: Jun , Jul , Aug
Distribution
USA: OR , WA
Canada: BC Native Distribution: C. Cascades of OR & from Chelan Co. to Yakima Co., WA; also in the Olympic Mts.
Native Habitat: Alpine & subalpine talus slopes & rocky ridges
USDA Native Status: L48(N), CAN(N) Growing Conditions
Light Requirement: Sun , Part Shade , Shade
Soil Moisture: Dry
Soil Description: Rocky soils.
Benefit
Warning: Plants of the
genus Delphinium contain toxins, and no parts of them should ever be eaten. They can be fatally poisonous to both humans and animals. Sensitivity to a toxin varies with a person’s age, weight, physical condition, and individual susceptibility. Children are most vulnerable because of their curiosity and small size. Toxicity can vary in a plant according to season, the plant’s different parts, and its stage of growth; and plants can absorb toxic substances, such as herbicides, pesticides, and pollutants from the water, air, and soil.
Conspicuous Flowers: yes
Propagation
Description: Sow fresh seeds in fall for outdoor stratification.
Seed Collection: Not Available
Seed Treatment: Not Available
Commercially Avail: yes
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Metadata
Record Modified: 2007-01-01
Research By: TWC Staff
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