Ranunculaceae

Sierra larkspur

Delphinium glaucum S.Watson

Family: Ranunculaceae
Genus: Delphinium

Pet and kid safety: not checked yet. Check pet-safe plants

Sierra larkspur: Larkspur flowers (Delphinium glaucum) against sky, with bee. High Trail, Ansel Adams Wilderness, Sierra Nevada mountains, California. — Photo: Dcrjsr, CC BY-SA 3.0, from Wikimedia Commons

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Common names

By language (4)

Arabic: عائق رمادي
arz: عائق رمادى
Chinese: 粉茎翠雀花
English: Sierra larkspur

Synonyms

Delphinastrum glaucum (S.Watson) Nieuwl.
Delphinium brownii Rydb.
Delphinium brownii f. pallidiflorum B.Boivin
Delphinium canmorcnse Rydb.
Delphinium elongatum Rydb.
Delphinium exaltatum subsp. glaucum Huth
Delphinium exaltatum var. glaucum (S.Watson) Huth
Delphinium occidentale var. griseum H.St.John
Delphinium ramosum f. sidalceoides Ewan
Delphinium scopulorum var. glaucum (S.Watson) A.Gray
Delphinium splendens G.N.Jones

Flowers

Flower colour: purple (USDA PLANTS Database)

Characteristics

Growth habit: Forb/herb
Lifespan: Perennial
In the US and Canada: Alaska: native, Canada: native, Lower 48 states: native

Toxicity: Severe, as listed by the USDA PLANTS Database (2025-05-29). USDA rates how toxic a plant is to people or livestock; it is not a pet-safety rating, so ask a vet or poison line if a pet or child ate it.

Photos

Photo: Dcrjsr, CC BY-SA 3.0, from Wikimedia Commons
Photo: Dcrjsr, CC BY 3.0, from Wikimedia Commons
Photo: Dave Powell, USDA Forest Service, Bugwood.org, CC BY 3.0, from Wikimedia Commons
Photo: Kallum McDonald, CC0, from Wikimedia Commons

More in Delphinium

Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); common names, popularity from Wikidata (2026-10-26, CC0 1.0); common names, US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.