Find Your USDA Zone

The USDA Plant Hardiness Zone Map is the standard by which gardeners and growers can determine which plants are most likely to thrive at a location. The map is based on the average annual minimum winter temperature, divided into 10-degree F zones.

Need to Find Your USDA Zone?

Visit the USDA's newly updated plant zone map to find your zone by zip code. See what your zone is and find of if it changed any during the 2023 map update.

Find Your Zone

Frost on azaleas with brownish purple color azalea foliage in the winter

What is the Last & First Frost Date?

The first and last frost dates are predictions based on historical data collected over the last 50+ years for your area. These predictions are 50% accurate, so pushing your planting back in spring by 1-2 weeks after your area's frost date or 1-2 weeks before your fall frost date will help prevent your brand-new plants from experiencing frosts.

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