A hardiness zone is a geographic area with a similar average minimum temperature. The map is based on the average annual ...
look to the U.S. Department of Agriculture’s recent update of its plant hardiness zone map, which has long helped gardeners and growers figure out which plants are most likely to thrive in a ...
Knowing when to plant in specific hardiness zones is important to maximize the spring season's potential. A hardiness zone is a geographic area with a similar average minimum temperature. The map ...