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Flannel Bush

Fremontodendron californicum

Also listed as Fremontia californica, Cheirostemon californicus

Also known as California Flannelbush

shrub☀️ full sun💧 low water❄ Hardy: Zone 8a – Zone 10b

Climate Match for your location

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A California native shrub with showy, flannel-textured golden-yellow flowers that bloom in spring and early summer. Highly drought-tolerant once established and excellent for xeric gardens and fire-prone regions.

Why grow it

Fremontodendron californicum outperforms many native California shrubs in pure drought tolerance once established, requiring minimal supplemental water in Mediterranean climates. Its large golden flowers provide reliable spring color in xeric and fire-adapted landscapes where many ornamentals struggle. Compared to other drought-tolerant California natives, it occupies a specific ecological niche in foothills and interior valleys, making it useful where elevation or soil type limits options for similar species.

Watch out for

This plant develops a deep taproot and resents disturbance after planting, so site selection matters more than aftercare. Young plants may require moderate water during establishment (first year or two) despite the species' eventual drought tolerance. The dense branching structure can harbor spider mites or scale insects in hot, dry gardens, warranting occasional inspection during the growing season.

Overview

Form
Upright
Growth Rate
fast
Size
6–10′ tall × 6–15′ wide
Dormancy
evergreen
Family
Malvaceae
Erosion controlPollinators & beneficial insects
Coppicing

Native to the United States

Native Range

California

Native to: California

Seasonality

Bloom Season

J
F
M
A
M
J
J
A
S
O
N
D

Season of Interest

SpringSummer

Notable Cultivars

California Glory is the most popular hybrid cultivar, prized for its exceptionally large bright-yellow flowers and vigorous growth habit.

Similar shrubs you might consider:

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Companion Planting

Plants well with