Whenever you purchase a new perennial plant, shrub, tree, or even seeds, you've probably noticed information about hardiness zones on the plant tag or description. But what does it mean? "Plant ...

The 1990 map was still pretty accurate. It still showed us to be in Zone 7. But when an update was published in 2014, it showed Zone 8 to have migrated several counties north, all the way to the Red ...

Sometimes called “growing zones” or “gardening zones,” hardiness zones refer to a map developed by the USDA that separates the United States into regions based on the average low winter temperatures.

If you are wondering whether that shrub, flower, or tree that you saw in a magazine or catalog will grow well in your garden, using a hardiness zone map is your best bet to ensure success. A hardiness ...

The USDA’s winter hardiness zone map has long been the standard used by home gardeners, plant breeders and researchers to determine which plants are most likely to thrive in their location, based on ...

INDIANA, USA — New Plant Hardiness Zone maps updated by the US Department of Agriculture released this week show a drastically reduced Zone 5 throughout Indiana, while Zone 7 makes an appearance in ...

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 ...

In the news recently, the U.S. Department of Agriculture revised its plant hardiness zone map for the first time in more than a decade. As always, this is a hot topic in horticultural circles. What is ...

The United States is divided into 13 different plant hardiness zones, each with "A" and "B" subdivisions. This is a number assigned to a plant that tells you how cold of a temperature the plant can ...

A new USDA (U.S. Department of Agriculture) Plant Hardiness Zone Map has been released. Last released in 2012, the newly released map shows some stark changes in the last 10 years. Prior to the 2012 ...

On Nov. 15, the U.S. Department of Agriculture (USDA) released a new version of its Plant Hardiness Zone Map, the first time it's done so since 2012. According to a release from the USDA, the new map ...

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