Ranunculus californicus

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Ranunculus californicus
Ranunculus californicus
Ranunculus californicus

Species Name: Ranunculus californicus
Common Name: California Buttercup

Cheery yellow flowers bloom in spring. Likes seasonal moisture and summer drought. Goes completely dormant in summer, but reseeds readily in the garden. Beautiful addition to a mixed border or meadow.

Plant Family: Ranunculaceae
Plant Type: Perennial
Height by Width: 1' H x 1' W
Growth Habit: Dense rosettes
Deciduous/Evergreen: Summer dormant
Growth Rate: Fast
Sun Exposure: Part sun to part shade
Soil Preference: Adaptable
Water Requirements: Moderate (except summer)
Cold Hardy to: 15 degrees F
Flower Season: Winter/Spring
Flower Color: Yellow
Endangered?: Not Listed
Distribution: Throughout California Floristic Province, Baja
Natural Habitat: Grassland, oak woodland, mixed evergreen or coniferous forest below 8000'

Butterfly iconA.jpg

Care and Maintenance

  • Introduced into cultivation in California by Theodore Payne.
  • From California Native Plants, Theodore Payne's 1941 catalog: "A charming plant with pretty foliage and quantities of deep, golden yellow flowers. Easily grown and blooms for several months; flowers very attractive when cut and placed in a small vase. Prefers partial shade. Pots 15c; dozen, $1.50."
Other Names
  • Bornstein, Carol, David Fross, and Bart O'Brien. California Native Plants for the Garden. Los Olivos, CA: Cachuma Press. 2005.