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Plant Database

Search for native plants by scientific name, common name or family. If you are not sure what you are looking for, try the Combination Search or our Recommended Species lists.

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Helianthus californicus (California sunflower)
Schwartzman, Steven

Helianthus californicus

Helianthus californicus DC.

California Sunflower

Asteraceae (Aster Family)

Synonym(s):

USDA Symbol: HECA5

USDA Native Status: L48 (N)

The stout, erect stems of this California perennial rise 6-8 ft. from a spreading root system. Each shoot bears narrowly oval, bright-green leaves. The top branches multiply into flower bearing stalks. Relatively small, yellow flowers occur in profuse numbers.

 

From the Image Gallery

3 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Perennial
Habit: Herb
Flower:
Fruit:
Size Class: 3-6 ft.

Bloom Information

Bloom Color: Yellow
Bloom Time: Jun , Jul , Aug , Sep , Oct

Distribution

USA: CA
Native Distribution: C. & s. CA
Native Habitat: Boggy meadow; stream banks

Growing Conditions

Light Requirement: Sun
Soil Moisture: Moist
Soil Description: Moist soils.
Conditions Comments: California sunflowers may need staking to prevent them from falling over.

Value to Beneficial Insects

Special Value to Native Bees

This information was provided by the Pollinator Program at The Xerces Society for Invertebrate Conservation.

Propagation

Description: Increase by root division or seed.
Seed Collection: Not Available
Seed Treatment: No pretreatment is necessary.
Commercially Avail: yes

National Wetland Indicator Status

Region:AGCPAKAWCBEMPGPHIMWNCNEWMVE
Status: OBL OBL
This information is derived from the U.S. Army Corps of Engineers National Wetland Plant List, Version 3.1 (Lichvar, R.W. 2013. The National Wetland Plant List: 2013 wetland ratings. Phytoneuron 2013-49: 1-241). Click here for map of regions.

From the National Organizations Directory

According to the species list provided by Affiliate Organizations, this plant is on display at the following locations:

Santa Barbara Botanic Garden - Santa Barbara, CA

Additional resources

USDA: Find Helianthus californicus in USDA Plants
FNA: Find Helianthus californicus in the Flora of North America (if available)
Google: Search Google for Helianthus californicus

Metadata

Record Modified: 2018-01-08
Research By: TWC Staff

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