New Hardiness Zone Map 2024

New Hardiness Zone Map 2024. Recently released by the u.s. According to the new map released in november 2023, about half of the united states has shifted to a new hardiness zone.

Assessing potential climate change pressures across the conterminous united states: Department of agriculture (usda) released a new version of its plant hardiness zone map (phzm), updating this valuable tool for gardeners and researchers for the first time since 2012.