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 ...

In November, the U.S. Department of Agriculture released its latest version of the Hardiness Zone Map. This mapping system categorizes geographic regions according to their average annual minimum ...

The latest edition of the USDA’s Plant Zone Hardiness Map, used by big growers and home gardeners alike, was released Wednesday, with zones in half the country changing. Just not those in most of ...

Question: What do you think of the USDA hardiness zones versus the Sunset gardening zones? Which do you prefer? Why are there two systems? It is confusing! Answer: Most of us gardening in and around ...

If you have ever studied the purchase of most any outdoor plant, you will run across numbers and the term “zones.” These are crucial to get right for long-term success of plants in your landscape.

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 ...

LUFKIN, Texas (KTRE) - With current cold temperatures hitting us hard, it becomes a common question, “what is our normal winter weather?” Who defines our “normal” winter weather? And how do we select ...

PORTLAND, Ore. (KOIN) — Plant enthusiasts and gardeners alike should be aware of the changes made to the USDA’s plant hardiness zones. The hardiness zone update by the USDA is the first adjustment in ...

As the soil warms and daylight extends a bit longer each day, Oregonians start planning their gardens. But did you know the U.S. Department of Agriculture updated its plant hardiness zones a few ...

A new version of the Plant Hardiness Zone Map has just released by the the U.S. Department of Agriculture, and it's big news for gardeners who rely on the data to determine which plants can survive ...