2023 USDA Plant Hardiness Zone Map
The USDA Plant Hardiness Zone Map is the standard by which gardeners and growers can determine which perennial plants are most likely to thrive at a location. The map is based on …
How to Use the Maps | USDA Plant Hardiness Zone Map
The Plant Hardiness Zone Map (PHZM) is based on the average annual extreme minimum winter temperature, displayed as 10-degree F zones ranging from zone 1 (coldest) to zone 13 …
Map Downloads | USDA Plant Hardiness Zone Map
Half Zones include A/B subdivisions, for more specific temperature ranges at a location. Full Zones do not include these subdivisions, and are thus broader indications of temperatures. …
Map Creation | USDA Plant Hardiness Zone Map
This edition of the USDA Plant Hardiness Zone Map (PHZM) is GIS (Geographic Information System)-based and is specifically designed for the Internet. ... Development of a new USDA …
2023 USDA Plant Hardiness Zone Map | USDA Plant Hardiness …
The 2023 USDA Plant Hardiness Zone Map helps gardeners determine which plants are most likely to thrive based on average annual minimum winter temperatures.