Delphinium glareosum Greene
Delphinium, Olympic Larkspur
Ranunculaceae (Buttercup Family)
Synonym(s): Delphinium caprorum, Delphinium glareosum ssp. caprorum, Delphinium glareosum var. caprorum
USDA Symbol: DEGL
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.
From the Image Gallery
Bloom InformationBloom Color: Blue , Purple
Bloom Time: Jun , Jul , Aug
DistributionUSA: OR , WA
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
Growing ConditionsLight Requirement: Sun , Part Shade , Shade
Soil Moisture: Dry
Soil Description: Rocky soils.
BenefitWarning: 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 personís 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 plantís 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
PropagationDescription: Sow fresh seeds in fall for outdoor stratification.
Seed Collection: Not Available
Seed Treatment: Not Available
Commercially Avail: yes
Additional resourcesUSDA: Find Delphinium glareosum in USDA Plants
FNA: Find Delphinium glareosum in the Flora of North America (if available)
Google: Search Google for Delphinium glareosum
MetadataRecord Modified: 2007-01-01
Research By: TWC Staff