Rachel McClure, coordinator of the Master Gardener Program at the University of Nevada, Reno, is just one example of the resources available to communities. “The USDA plant hardiness zone map gives us ...

Knowing when to plant in specific hardiness zones is important to maximize the spring season's potential. A hardiness zone is a geographic area with a similar average minimum temperature. The map ...

I was asked by several people about my reaction to the change in the USDA’s plant hardiness zone map in 2023. I prefer to use Sunset’s Western Garden climate zone maps. The Sunset plant ...

The plant hardiness map is divided into a total of 13 zones, each zone representing a 10-degrees-Fahrenheit range of temperatures.Each zone is further divided into two half zones, with each of ...

About half of the country moved into a slightly warmer zone in the Agriculture Department’s new “plant hardiness” map, an important guide for gardeners. Climate change may be a factor.

The USDA Plant Hardiness Zone Map divides North America into 13 zones based on the average annual minimum winter temperature. In 2023, the USDA released an updated hardiness zone map in response ...

The interactive map, developed by PRISM Climate Group at Oregon State University and the Agricultural Research Service, is the most accurate and detailed the USDA has ever released. Gathering data ...

For the first time since 2012, a new Plant Hardiness Zone Map has been released by the U.S. Department of Agriculture. The map, released Nov. 15, 2023, is a tool used by gardeners and growers ...

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.

Plant labels, catalogs, books and websites all classify plants according to the USDA hardiness zones. On the new map, Chicago is in Zone 6 rather than the slightly colder Zone 5. The new Zone 6 ...