Usda Hardiness Zone Map 2024. Look at your growing zone or. According to the new map released in november 2023, about half of the united states has shifted to a new hardiness zone.
Released in november 2023, the updated map was developed by oregon state university’s prism climate group and the usda’s agricultural research service. The usda hardiness zone map has been updated to reflect temperature data collected over the last 30 years.