Isomeris arborea

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Isomeris arborea
Isomeris arborea
Isomeris arborea

Species Name: Isomeris arborea
Common Name: Bladderpod

UC Davis Arboretum All-Stars plant! This gorgeous shrub is native to the Santa Monica Mtns and the Mojave desert. It has beautiful yellow flowers, and is named for the inflated, round seed pods it produces. It's foliage smells like bell peppers, though some may find the odor unpleasant. Deer resistant.

Plant Family: Capparaceae
Plant Type: Shrub
Height by Width: 3-4' H x 4' W
Growth Habit: Dense shrub
Deciduous/Evergreen: Evergreen
Growth Rate: Fast
Sun Exposure: Full to part sun
Soil Preference: Well-draining, rocky
Water Requirements: Drought-tolerant to moderate
Cold Hardy to: 25 degrees F
Flower Season: Spring/Summer
Flower Color: Yellow
Endangered?: Not listed
Distribution: Southern Sierra Nevada Foothills, Tehachapi Mountain area, San Joaquin Valley,Central Coast, South Coast, Channel Islands, Deserts, to Baja,CA
Natural Habitat: Coastal bluffs, hills, desert washes, flats below 3,900'

Hummingbird iconA.jpg Oak iconA.jpg Butterfly iconA.jpg Slope iconA.jpg

Care and Maintenance

  • Introduced into cultivation in California by Theodore Payne.
  • From California Native Plants, Theodore Payne's 1941 catalog: "Erect growing rounded shrub 3 to 5 feet high with alternate, trifoliate, glaucous foliage. Flowers light yellow, followed by curiously shaped inflated pods. Blooms for a long season near the coast, also found on the western edge of the Colorado and Mohave deserts. Gallon cans, 40c."
Other Names
  • Bornstein, Carol, David Fross, and Bart O'Brien. California Native Plants for the Garden. Los Olivos, CA: Cachuma Press. 2005.