ShrubsCalifornia Flannel Bush
Fremontodendron californicum
California Flannel Bush (Fremontodendron californicum) is a fast-growing shrub, hardy in USDA zones 8-10, that matures to about 8-18 ft x 6-10 ft. It does best in full sun with low water needs in well-drained and very-dry soil. Expect yellow blooms in spring and summer. It attracts bees, hummingbirds and pollinators, stands up well to drought and deer.
- USDA zones
- 8-10
- Sun
- Full sun
- Water
- Low
- Mature size
- 8-18 ft x 6-10 ft
- Growth rate
- Fast
- Maintenance
- Medium
- Soil
- Well-drained, Very-dry
- Foliage
- Green
- Bloom color
- Yellow
- Bloom season
- Spring, Summer
- Attracts
- Bees, Hummingbirds, Pollinators
- Tough against
- Drought, Deer
- Native to
- California and Arizona
In the landscape
Data sources
Freeze survival
Will it survive your winters?
Hardiness zones show a normal bad winter. We check the worst one — California Flannel Bush is hardy to about 10°F (estimated from USDA zone 8), so we'll score it against the real coldest nights your area has actually had.
Powered by ~35 years of daily lows from the nearest NOAA weather station. A risk read, not a guarantee — a sheltered spot or mature plant beats the odds.
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