La Crescenta-Montrose, CA planting zone & frost dates
La Crescenta-Montrose 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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Nearby cities
- La Cañada Flintridge zone 10a
- Burbank zone 10a
- Glendale zone 10a
- Altadena zone 10b
- Pasadena zone 10b
- South Pasadena zone 10a
- San Marino zone 10a
- Alhambra zone 10a
Questions
What growing zone is La Crescenta-Montrose, CA?
La Crescenta-Montrose is in USDA Plant Hardiness Zone 10b (average extreme winter low 35°F to 40°F), according to the USDA 2023 map.
Frost dates: NOAA U.S. Climate Normals 1991–2020, station Northridge Cal State, CA (USC00046263), 26.7 km (16.6 mi) from the city center, elevation 276 m, based on 14 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.