Santa Barbara, CA planting zone & frost dates
Santa Barbara is in USDA hardiness zone 10b. Frost is rare here: in most years temperatures do not drop to 32°F.
Useful for zone 10b gardens
- Drip irrigation kit — saves water in long, hot seasons
- Shade cloth — protects plants from midday sun
- Soil moisture meter
- Plants for zone 10
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Hardiness zone by ZIP code in Santa Barbara
- 93101 zone 10b
- 93102 zone 10b
- 93103 zone 10b
- 93105 zone 10a
- 93106 zone 10a
- 93107 zone 10a
- 93108 zone 10b
- 93109 zone 10b
- 93110 zone 10b
- 93111 zone 10a
- 93120 zone 10b
- 93121 zone 10b
- 93130 zone 10b
- 93140 zone 10b
- 93150 zone 10b
- 93160 zone 10a
- 93190 zone 10b
Nearby cities
- Goleta zone 10a, last frost Jan 11
- Isla Vista zone 10a
- Carpinteria zone 10b
- Ventura zone 10a
- Oxnard zone 10b
- Port Hueneme zone 10b
- Santa Paula zone 10a
- Camarillo zone 10a
Questions
What growing zone is Santa Barbara, CA?
Santa Barbara is in USDA Plant Hardiness Zone 10b (average extreme winter low 35°F to 40°F), according to the USDA 2023 map. Some ZIP codes of the city fall in zone 10a.
Frost dates: NOAA U.S. Climate Normals 1991–2020, station Santa Barbara, CA (USC00047902), 1.3 km (0.8 mi) from the city center, elevation 5 m, based on 27 years of records. Hardiness zone: USDA Plant Hardiness Zone Map 2023 for the ZIP code nearest to the city center. Microclimates (valleys, hills, cities, coasts) can be warmer or colder: check the local forecast before planting. How we calculate the data.