Usda Hardiness Zone Map Changes 2025. “the new map is about 2.5 degrees warmer than the previous map on average, which puts about half the country into the next warmer half zone, while half stayed put.” here’s what the new usda hardiness zone map. How to plan with the new usda map changes.
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. The usda hardiness zone map, first published in 1927, has evolved significantly.
Usda Hardiness Zone Map Changes 2025 Images References :