The maps below show these planting regions. Trouble seeing the map? Click here to view the planting zones for the North Central U.S. Trouble seeing the map? Click here to view the planting zones ...

plant hardiness zones have shifted north toward higher latitudes and elevations. As minimum temperatures warm and a location's planting zone increases (e.g., from Zone 5 to Zone 6), certain ...

The importance of hardiness zones lies in their ability to help gardeners and farmers choose plants that will thrive in their ...