Taxon  Report   2647 
Delphinium hesperium  A. Gray
Foothill larkspur,  Western larkspur
Delphinium hesperium
© 2015 John Doyen
Click on a photo to see it bigger.
Delphinium hesperium
© 2009 Barry Breckling
Delphinium hesperium
© 2009 Barry Breckling
Delphinium hesperium, a dicot, is a perennial herb that is native to California and is endemic (limited) to California.

Interactive Distribution Map

Observation Hotline
(observation details + photos)

point, line, or polygon

Plant Characteristics
and Associations

Bloom Period
Delphinium hesperium
© 2007 Neal Kramer
Mixed Evergreen Forest, Foothill Woodland, Yellow Pine Forest
Habitat: slopes, ridges
Wetlands: Equally likely to occur in wetlands and non wetlands
Toxicity: MAJOR   [California Poison Control System 2010]    
Distribution by County 

Add an Observation of  Delphinium hesperium

Name Status:
Accepted by TJM2 + PLANTS + JM93
More information about  Delphinium hesperium
Nursery / seed vendor availability from CNPLX
Commercial availability unknown.
Landscaping information from Calscape
Photos on CalPhotos / Google Images
Jepson eFlora

Records from the Consortium of California Herbaria

Original Publication citation (ITIS)


Search the International Plants Names Index

Search (Flora of North America)

Search the Lady Bird Johnson Wildflower Center

website references from Google

Suggested Citation
Calflora: Information on California plants for education, research and conservation,
with data contributed by public and private institutions and individuals, including the Consortium of California Herbaria.
[web application]. 2018. Berkeley, California: The Calflora Database [a non-profit organization].
Available:   (Accessed: Feb 18, 2018).

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