A map relied upon by many of America's 80 million gardeners and growers just got its first update in more than a decade. The U.S. Department of Agriculture's Plant Hardiness Zone Map shows warmer ...

The map is based on 30-year averages of the coldest winter temperatures at specific locations, and divides the continental U.S. and Canada into 10 zones, which are further divided into half-zones.

USDA plant hardiness maps, updated for the first time in a decade, show a 2.5-degree Fahrenheit increase in temperatures across the contiguous U.S. Warmer temperatures in Michigan mean perennial ...

This warming changes the zones in which plants, whether annual or perennial, will ultimately succeed in a climate on the move. This map shows how plant hardiness zones have shifted northward from ...

Knowing the precise time to get annual plants into the ground and whether or not a perennial will grow in a given location is often buried in local community lore, but the US Department of Agriculture ...

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 ... “Especially with herbaceous perennials, ...

The Springfield area is in cold hardiness zone 6. The U.S. National Arboretum unveiled a new hardiness zone map in 2006, which shifts some of the zones, but the Springfield area is still in zone 6.

The Plant Hardiness Zone Map can give you an idea, ... This means that some time during the life of an expensive perennial or tree, it can expect low temperatures between minus 15 and minus 10.

The Plant Hardiness Zone Map is the standard by which gardeners, growers and Nashville landscaping company Gardens of Babylon can determine which perennial plants are most likely to thrive.

Learn how the experts approach a blank canvas when designing a flower garden that wows the entire neighborhood.

The USDA Plant Hardiness Zone Map is the standard by which gardeners and growers can determine which perennial plants are most likely to thrive. ABC7 is kicking off an ongoing series, "Climate Ready".

Brighten up the shaded areas of your yard with shade-loving, flowering woodland plants. Here are some plants (with ...