United States Edition

USDA Hardiness Zone 9b

Zone 9b is a zone in the USDA Hardiness climate zone rating system. The USDA Hardiness system can be useful to gardeners in establishing if certain plants are suitable for your garden's microclimate and was originally devised by the US department of agriculture. There are currently 887 gardens being tracked on Folia that are in USDA Zone 9b.

Typical example plants that tend to grow vigorously in this zone include Rose, Chili pepper, Sweet pepper, Lettuce, Tomato, Spinach, Basil, Bean, Carrot, and Cucumber.

Some locations recently identified as being in this zone include Berkeley (United States), Vallejo (United States), Berkeley (United States), Orlando (United States), berkeley (United States), Christmas, FL (United States), Long Beach (United States), Paisley (United States), Titusville, Florida (United States), Oakland (United States), Davis (United States), Mountain View (United States), Oakland (United States), Riverview, FL (United States), La Canada, ca (United States), Mountain View (United States), El Cajon (United States), Fort Bragg, California (United States), Oakland (United States), Livermore (United States), Sacramento (United States), Bastrop (United States), Orlando, Florida (United States), Burgess Hill (United Kingdom), Los Angeles (United States), Oakland (United States), sebastian, florida (United States), Berkeley (United States), santa rosa,ca (United States), and Santa Rosa (United States).

If your area is defined as within 9b, you typically get low temperatures of between -3°C (27°F) and -1°C (30°F)

Zone 9b has a corresponding Sunset zone of 16-22.

Due to large differences in average temperature, USDA Zone 9b is typically known as Zone 3 in Australia.

Hello, new zone 9b gardeners! View all

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