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USDA Plant Hardiness Zone Map
Northeast US: Connecticut, Delaware, District of Columbia, Illinois, Indiana, Kentucky, Maine, Maryland, Massachusetts, Michigan, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Rhode Island, Vermont, Virginia, West Virginia

[Back to the Zone Map Page] [Back to Main Page]


Check the color of the section in your area on the map with the color key below. Zones 2a through 7b represented here

  north-east area


USDA Hardiness Zones and Average Annual Minimum Temperature Range


 USDA Zone  Temperature Range Example Cities

2a

-50 to -45 F  (-42.8 to -45.5 C)

Prudhoe Bay, Alaska
Flin Flon, Manitoba (Canada)
2b

-45 to -40 F  (-40.0 to -42.7 C)

Unalakleet, Alaska
Pinecreek, Minnesota
3a

-40 to -35 F  (-37.3 to -39.9 C)

International Falls, Minnesota
St. Michael, Alaska
3b

-35 to -30 F  (-34.5 to -37.2 C)

Tomahawk, Wisconsin
Sidney, Montana
4a

-30 to -25 F  (-31.7 to -34.4 C)

Minneapolis/St. Paul, Minnesota
Lewistown, Montana
4b

-25 to -20 F  (-28.9 to -31.6 C)

Northwood, Iowa
Nebraska
5a

-20 to -15 F  (-26.2 to -28.8 C)

Des Moines, Iowa
Illinois
5b

-15 to -10 F  (-23.4 to -26.1 C)

Columbia, Missouri
Mansfield, Pennsylvania
6a

-10 to -5 F  (-20.6 to -23.3 C)

St. Louis, Missouri
Lebanon, Pennsylvania
6b

-5 to 0 F  (-17.8 to -20.5 C)

McMinnville, Tennessee
Branson, Missouri
7a

0 to 5 F  (-15.0 to -17.7 C)

Oklahoma City, Oklahoma
South Boston, Virginia
7b

5 to 10 F  (-12.3 to -14.9 C)

Little Rock, Arkansas
Griffin, Georgia

Listed by zone: Names of representative plants listed under the coldest zones in which they normally succeed.
Listed alphabetically: Cold hardiness ratings (zones) for selected woody plants.


Data based on USDA Miscellaneous Publication No. 1475. Issued January 1990, U.S. National Arboretum, Agricultural Research Service, U.S. Department of Agriculture, Washington DC 20002.


 

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