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.

Plant hardiness zone map an important, but not tell-all tool for gardeners The 2023 map is about 2.5 degrees warmer than the 2012 map, translating into about half of the country shifting to a ...

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 ...

The United States Department of Agriculture (USDA) is responsible for creating a plant hardiness zone map. This tool divides the country into 13 color-coded areas based on their average extreme ...

The USDA divides the United States into seven planting regions, known as hardiness zones, which were most recently updated in 2023.The maps below show these planting regions.

The United States Department of Agriculture (USDA) has released a new Plant Hardiness Zone Map (PHZM), the first update since 2012. The new map shows that most of the country, including New York ...

The United States Department of Agriculture (USDA) has released a new Plant Hardiness Zone Map (PHZM), the first update since 2012. The new map shows that most of the country, including New York ...

The zones are displayed in 10ºF increments, and 5ºF half zones. To find the Plant Hardiness Zone at your location go to this link https://planthardiness.ars.usda.gov/.

Map developers from USDA and Oregon State University, updated the plant hardiness zoning for half of the country based on 30 years of climate data.

The new Plant Hardiness Zone Map reveals that about half of the country shifted to the next warmer half zone, when compared to the previous map, compiled in 2012. Contributed / USDA.

So use the zone map as a baseline to assess plant hardiness, not as a bible. And one more thing (or two) We are now firmly in winter season, and thus far, December has proved to be slightly warmer ...