The U.S. Department of Agriculture Wednesday issued its new Plant Hardiness Zone Map, last updated in 1990. Syracuse and most of Central New York moved from zone 5a to zone 5b, which means winter ...

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 ...

With the recent development of an enhanced Plant Hardiness Zone Map, the United States Department of Agriculture (USDA) has provided farmers and gardeners a more accurate guide to planting in ...

Southern Nassau and New York City are in a zone where the average lows range from 5 to 10 degrees. The old map, last updated in 1990, indicated the region's coldest day ranged from -5 to 0 degrees ...

The U.S. Department of Agriculture unveiled its long-awaited update of its 1990 U.S. Plant Hardiness Zone Map Thursday at the National Arboretum in Washington. The map, which was revised to ...

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 ...

As of the most recent release, the November 2023 map has the US broken into 13 cold hardiness zones in 10-degree Fahrenheit intervals, with each zone further broken into “a” (the warmer half ...

Weather observation data sites grew from 7983 in the 2012 zone map to 13,412 in the most recent 2023 zone map which has allowed for greater detail and resolution in the plant hardiness zones. The ...

The 2023 map is based on 30-year averages of the lowest annual winter temperatures at specific locations, is divided into 10-degree Fahrenheit zones and further divided into 5-degree Fahrenheit ...

As temperatures warm across America, growing zones for flowers, shrubs, and trees are shifting northward. ZONE 3 ZONE 4 ZONE 5 ZONE 6 ZONE 7 ZONE 8 ZONE 9 The maps above show how so-called 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 ...

2012 plant hardiness zone map. Click for interactive image: USDA and Oregon State University The US Department of Agriculture (USDA) released a long overdue new version of their Plant Hardiness ...