The new map reflects that many areas have become warmer since 1990, when the previous USDA hardiness zone map was published. Significant portions of many states have shifted a least one full zone ...

Northern parts of Montana, North Dakota and Minnesota are in the coldest zone in the U.S., ... and the hardiness zone maps were first published by the U.S. Department of Agriculture in 1960.

The 2023 map is about 2.5 degrees warmer than the 2012 map, translating into about half of the country shifting to a warmer zone. SUBSCRIBE NOW! Read Today's Paper Friday, June 6 ...

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 ...

The USDA is updating an important map for gardeners and growers picking plants and flowers. The new map shows the contiguous U.S. is about 2.5 degrees Fahrenheit warmer than the last map 11 years ago.

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 ...

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 2023 USDA Plant Hardiness Zone Map, which helps determine what plants are most likely to survive harsh temperatures, divides the country into 13 zones, each representing a band of 10 degrees ...

The 2023 and 2012 versions of the map were based on 30 years of data, while an earlier version from 1990 used only 12 years of data. This 30-year period smooths out year-to-year fluctuations in ...