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.

What is a USDA growing zone, and which one are you in? The answer to one of these questions may be different than what it was only a few years ago. USDA growing zones, in general, help you know which ...

With the arrival of spring in North America, many people are gravitating to the gardening and landscaping section of home improvement stores, where displays are overstocked with eye-catching seed ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. Growing zones, also referred to as hardiness zones, are geographical areas categorized based on average annual minimum winter ...

Getting your Trinity Audio player ready... Colorado gardeners eyeing the U.S. Department of Agriculture’s updated Plant Hardiness Zone Map, which moves much of the state in a warmer growing zone, ...

The Department of Agriculture updated its searchable map of the country that shows how much average low temperatures have changed during the last 30 years, and half the country's lows were higher by 5 ...

The USDA Hardiness Zone Map, the arbiter of cold hardiness for plants, underwent a massive revamping in November, throwing the gardening world into a bit of chaos. As a new gardening season dawns, ...

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