Us Hardiness Zone Map 2024. The usda plant hardiness zone map is the standard by which gardeners and growers can determine which perennial plants are most likely to thrive at a location. 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.

Released in november 2023, the updated map was developed by oregon state university’s prism climate group and the usda’s agricultural research service. Down to the street you live on, the 2023 usda hardiness zone map shares — in detail — what climate conditions plants need to thrive at a given location.