Gardeners and farmers across the U.S. look to plant hardiness zones for guidance on which plants to grow. The U.S. is divided into 13 plant hardiness zones based on the local coldest temperature of ...
The USDA’s Plant Hardiness Zone Map divides the country into 13 zones ranging from 1 (the arctic) to 13 (the tropics) to make it easier for gardeners to select plants that can survive the winter in ...
Fort Collins gardeners should be aware of frost and freeze dates before planting. The average last frost date is around May 4, while the average last freeze date is around April 19. Fort Collins is in ...