V i c t o r y S e e d s -- USDA Hardiness Zone Map

USDA Plant Hardiness Zone Map

North-Midwest US: Iowa, Minnesota, Montana, Nebraska, North Dakota, South Dakota, Wisconsin, Wyoming

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Check the color of the section in your area on the map with the color key below. Zones 2b through 6a represented here.

north-midwest area

USDA Hardiness Zones and Average Annual Minimum
Temperature Range

USDA Zone	Temperature Range	Example Cities
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

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.