The USDA’s Plant Hardiness Zone Map divides the country into 13 zones ranging from 1 (the arctic) to 13 (the tropics) to make it easier for gardeners to select plants that can survive the winter in ...
The U.S. Department of Agriculture’s new Plant Hardiness Zone Map confirms what gardeners have been noticing for years – our winters aren’t as cold as they used to be. USDA just released new ...
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