Stretching in a band across the mid-southern United States, the geography and climates in zone seven are quite diverse. Gardeners that live in USDA zone seven (comparable zone 6a in some regions of British Columbia, Canada) often experience an average lowest temperature of zero degrees Fahrenheit. This temperature can fluctuate quite a bit within the zone depending on your particular region, ranging up to 10 degrees Fahrenheit as a seasonal low. Regardless of whether you live in 7a or 7b, there are a variety of perennial and annual plants that thrive in this zone.
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