Based on the 1990 USDA Hardiness Zone Map, this interactive version covers the state of California which ranges from USDA Zone 4b to USDA Zone 11a.

The USDA Plant Hardiness Zone Map is the standard by which gardeners and growers can determine which perennial plants are most likely to thrive at a location. The map is based on the average annual extreme minimum winter temperature, displayed as 10-degree F zones and 5-degree F half zones.

Dec 22, 2023 · Determining your planting zone in California will enhance your gardening experience and help you select the right plants for your region. Because it is such a large state, California hardiness zone maps cover a wide range of …

California Hardiness Zone Map; California Cities and Counties Hardiness Zones; California Hardiness Zones for Selected Cities and Locations. Related California Maps: List of Hardiness Zones for California Cities and Locations; California Location USDA Hardiness Zone(s) Acalanes Ridge: Zone 9b: Acampo: Zone 9b: Acton: Zone 8b, 9a, 9b:

Hardiness Zones, Growing Zones and Planting Zones for California Featuring an Interactive California Hardiness Zone Map

Of 24 climate zones defined in the Sunset Western Garden Book and the 20 zones defined by the United States Department of Agriculture (USDA), California has 20 and 16, respectively. The USDA plant hardiness map divides North America into 11 hardiness zones.

Zone 1 is the coldest; zone 11 is the warmest. The USDA Plant Hardiness Zone Map helps gardeners determine which plants are most likely to thrive at a location. The map is based on the average annual minimum winter temperature, divided into 10-degree F zones.

Aug 15, 2023 · California’s plant hardiness zones range from 5a, where winter temperatures can drop as low as -20 degrees Fahrenheit, to a much milder 11a, where winter temperatures only drop to just 45 degrees Fahrenheit.

Learn essential California plant hardiness zones information, such as temperatures, weather, gardening tips, and more!

When it comes to planting zones, California is often broken down into Northern and Southern California, because the state is so large. Northern California includes zones 5a to 10b while Southern California incorporates the same planting zones, with the addition of zone 11a.