Planting Zones Map (USDA Plant Hardiness)

What is Planting Zone? The USDA Plant Hardiness Zone Map depicts planting zones and growing zones on a map. Planting zones 1A through 13B were separated out by the US Department of Agriculture. Minimum temperatures range from -60°F to 70°F in these regions. The gardening and agricultural industry was the inspiration for this system. Companies … Read more