Usda Plant Hardiness Zones Map 2024 Schrikkeljaar. The 2012 usda plant hardiness zone map is the standard by which gardeners and growers can determine which plants are most likely to thrive at a location. The usda plant hardiness zone map divides the country into 13 zones based on average annual minimum temperatures.
Assessing potential climate change pressures across the conterminous united states: The usda planting zones map tells us.