Usda Planting Zone Map 2024. The usda hardiness zone map is a valuable tool for assessing plant hardiness based on average annual extreme minimum winter temperatures. Usda’s plant hardiness zone map is the standard by which gardeners and growers can determine which plants are most likely to thrive at a location.
Will the new map change what gardeners should plant this spring? The usda hardiness zone map is a valuable tool for assessing plant hardiness based on average annual extreme minimum winter temperatures.