USDA Plant Hardiness Zone Map

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2023 USDA Plant Hardiness Zone Map ArcGIS iFrame

Description

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 the average annual extreme minimum winter temperature, displayed as 10-degree F zones and 5-degree F half zones. A broadband internet connection is recommended for the interactive GIS-based map above.

To find the Plant Hardiness Zone at your location quickly, enter your zip code in the Quick Zip Code Search box in the map above, or click anywhere on the map to view the corresponding interactive map.

For further instructions on using this map, visit How to Use The Maps.
To view/print national, regional, or state Plant Hardiness Zone Maps, visit Map Downloads.
To learn about updates to this map from its previous (2012) edition, visit Map Creation.

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The legend of the plant hardiness zone map

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