Usda Hardiness Zone 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. The usda hardiness zone map has been updated to reflect temperature data collected over the last 30 years.
The usda hardiness zone map has been updated to reflect temperature data collected over the last 30 years. There’s a good chance your zone shifted when the usda updated its plant hardiness map in 2023.
