USDA Hardiness Zone Map

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You can look up your USDA cold hardiness zone at the United States National Arboretum map. Canada is included in this USDA map, but you might also like this Canadian map.

Extremely detailed PDF maps are found at Better Homes and Gardens.

Not in North America? Try this site. Click on your region to zoom in.

USDA Hardiness Map

Overwhelmed? There's a lot to see here. Try starting at our homepage.