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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.
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14 lut 2024 · The good news is the USDA has created an easy-to-use interactive version that's free for everyone. You simply type in your zip code and it gives you zoomed in, color-coded view of your area, complete with what your zone was in 2012 and what it is now.
15 lis 2023 · USDA’s 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 new map—jointly developed by USDA's Agricultural Research Service (ARS) and Oregon State University's (OSU) PRISM Climate Group—is more accurate and contains greater detail than prior versions.
This page allows you to find and download state, regional, and national Plant Hardiness Zone Maps at various resolutions. Click on the map below to download state/territory maps or scroll down to find regional and national maps for download.
10 sty 2024 · The map is searchable by zip code. Hardiness zones are divided into 10-degree Fahrenheit ranges and further divided into 5-degree Fahrenheit half zones. For example, for zone 7a, average lowest winter temperatures from 1991 to 2020 ranged from 0 to 5 degrees F.
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 (warmest). Each zone is divided into half zones designated as ‘a’ and ‘b’.
13 maj 2024 · The USDA's gardening zones shifted. This map shows you what's changed in vivid detail. Recently, the USDA updated its plant hardiness map for the first time in 11 years. If you're a gardener — and everybody can be a gardener, even on a balcony or a stoop — this is a big deal! The updated map opens up new possibilities for home gardeners ...