Hardiness Zone Map

This is the hardiness zone map of the lower 48 states and includes zones 3 through 10, zone 3 is the coldest, 10 the warmest.

Please use the hardiness zone chart below the map to determine your zone!

First look up your hardiness zone from the map, then select plants that are hardy in your area.

US Growing Zone Map
Zone Fahrenheit Celsius
3 -40 to -30 F -40 to -34 C
4 -30 to -20 F -34 to -29 C
5 -20 to -10 F -29 to 23 C
6 -10 to 0 F -23 to -18 C
7 0to 10 F -18 to -12 C
8 10 to 20 F -12 to -7 C
9 20 to 30 F -7 to -1 C
10 30 to 40 F -1 to 4 C




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