The USDA updated its map of plant hardiness zones for the first time in over a decade. The new map shows that half the country has shifted to warmer zones. The updated zones could allow gardeners to ...

Westerners may swear by the Sunset maps, but for most of the country the U.S. Department of Agriculture map of plant hardiness zones is the gold standard. Why hasn't it been updated since 1990? A new ...

The United States Department of Agriculture (USDA) released a new version of its Plant Hardiness Zone map, the first update since 2012. This new map is a tool used to help gardeners and growers ...

The first day of spring will be here before you know it! And for green thumbs, that means planning and starting your seasonal garden. But before you buy your seeds, there's some very important ...

Image Credit: USDA-ARS and Oregon State University (OSU) - Public Domain/Wiki Commons. Have you ever wondered what the USDA Plant Hardiness Zone is? It’s mentioned in every gardening article or the ...

The United States Department of Agriculture released an updated version of last year's Plant Hardiness Map to offer a guide for gardeners to understand which plants can survive and thrive based on the ...

NORFOLK, Va. — It’s a valuable tool for gardeners and researchers, and it has been updated for the first time in more than a decade: The U.S. Department of Agriculture’s Plant Hardiness Zone Map. The ...