Usda Plant Hardiness Zones Map 2025. The plant hardiness zones detailed in the new map define 13 distinct zones across the us and its territories. Zoom in on what that means for your garden.
According to the new map released in november 2023, about half of the united states has shifted to a new hardiness zone. There’s a good chance your zone shifted when the usda updated its plant hardiness map in 2023.