Taxon  Report   4040    
Helianthus annuus  L.
Common sunflower,  Hairy leaved sunflower, Sunflower
Helianthus annuus, a dicot, is an annual herb that is native to California, and is also found elsewhere in North America and beyond.

Bloom Period
Genus: Helianthus
Wetlands: Occurs usually in non wetlands, occasionally in wetlands

Habitat: disturbed

Communities: weed, characteristic of disturbed places, wetland-riparian

Name Status:
Accepted by JEF + PLANTS

Alternate Names:
JEF + PLANTS: Helianthus annuus ssp. jaegeri
JEF + PLANTS: Helianthus annuus ssp. lenticularis
JEF + PLANTS: Helianthus annuus var. macrocarpus
. . .
More information about  Helianthus annuus
Nursery availability from CNPLX
This plant is available commercially.
Jepson eFlora


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]. 2020. Berkeley, California: The Calflora Database [a non-profit organization]. Available:   (Accessed: Jan 22, 2020).