Planting Zones Usa 2024 Map. There are a total of 11 growing zones in the united states as defined by the usda, of which 8 are located in the lower 48 states. Department of agriculture has an updated plant hardiness zone map.
โ down to the street you live on, the 2023 usda hardiness zone map shares โ in detail โ what climate conditions plants need to thrive at a given location. Is about 2.5 degrees fahrenheit warmer than the last map.