Us Hardiness Zone Map 2024. The usda hardiness zone map divides north america into 11 separate planting zones; The usda hardiness zone map is a valuable tool for assessing plant hardiness based on average annual extreme minimum winter temperatures.

The plant hardiness zone map is the national standard for gardeners and landscapers to determine the plants that are most likely to survive the coldest and hottest. 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.