Freezing weather may make it hard to believe, but many Chicago-area gardeners — and their plants — are now living in a slightly warmer world, according to a new version of the USDA’s plant hardiness ...

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 ...

The U.S. Department of Agriculture unveiled its long-awaited update of its 1990 U.S. Plant Hardiness Zone Map Thursday at the National Arboretum in Washington. The map, which was revised to reflect ...

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 ...

A new Plant Hardiness Zone Map released by the federal government Wednesday shows that temperatures across the country are getting warmer and could affect gardens and crops. The map is designed to ...

A new version of the 'Plant Hardiness' map has been released by the U.S. Department of Agriculture. It enables users to view the average minimum temperatures for separate latitudinal zones -- a useful ...