Gardening Zones...People Powered!
Zones near US
USDA Zones
Developed by the United States Dept. of Agriculture, these zones are categorized according to the mean of the lowest temperature recorded each winter, termed the "average annual minimum temperature".
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2
2a
2b
3
3a
3b
4
4a
4b
5
5a
5b
6
6a
6b
7
7a
7b
8
8a
8b
9
9a
9b
10
10a
10b
11
11a
11b
12
12a
12b
13
13a
13b
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