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The 2023 USDA plant hardiness zone map, which shows which areas of the country are suitable for growing plants and crops based on the lowest temperatures during the growing season.
The USDA released a new hardiness zone map and half of the country has shifted. Read more here so you're ready to plant this spring. The USDA Plant Hardiness Zone Map Just Changed for the First ...
2023 USDA Plant Hardiness Zone Map for Kentucky. ... How many zones are in the USDA cold hardiness map? ... You can check out your zone rating by going to planthardiness.ars.usda.gov/ and entering ...
For practical purposes, Canada has adopted the American hardiness zone classification system. The 1990 version of the USDA Plant Hardiness Zone Map included Canada and Mexico, but they were removed with the 2012 update to focus on the United States and Puerto Rico. [8] The Canadian government publishes both Canadian and USDA-style zone maps. [37]
Various hardiness ratings are published. In the United States (US), the most widely used is the U.S. Department of Agriculture (USDA) system of hardiness zones based on average minimum yearly temperatures. [4] This system was developed specifically for the extremely diverse range of conditions in the US, from baking desert to frozen tundra.
The National Center for Agricultural Utilization Research (NCAUR) (sometimes still called the Northern Lab; known locally as the Ag Lab) is a United States Department of Agriculture laboratory center in Peoria, Illinois. The Center researches new industrial and food uses for agricultural commodities, develops new technology to improve ...
In 1990, however, the USDA combined its efforts with the U.S. National Arboretum in Washington, D.C. Using data from 14,500 weather stations, their numbers became more and more accurate.
The primary research tenants of the facility are the Agriculture Research Service (USDA-ARS) and Animal Plant Health Inspection Service, Veterinary Services (USDA-APHIS-VS). [2] [3] Construction on the 574,000-square-foot (53,300 m 2) facility officially began in May 2015, and was scheduled to be completed by May 2021.