USDA planthardiness zonemaps are based on extreme minimum and typical high temperatures.
The USDA revised the map in 2023 to account for a warming shift.
The 2023 map is about 2.5 degrees warmer across the continental United States than the former 2012 maps.
The Spruce / Hilary Allison
The USDA has kept records for decades, publishing the first growing zone map in 1960.
To read each map, press the picture or header to see the full-size map.
Choose plants to grow based on the USDA zone.
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Some plants can survive low-temperature zones ifbrought indoors for the winter.
Alabama USDA Zone Map
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USDA Zones 7b through 9b are represented in Alabama.
Alaska USDA Zone Map
USDA Zones 1a through 8b are represented in Alaska.
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Arizona USDA Zone Map
USDA Zones 5b through 10a are represented in Arizona.
Arkansas USDA Zone Map
USDA Zones 7a through 8b are represented in Arkansas.
California (North) USDA Zone Map
USDA Zones 5a through 10a are represented in North California.
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California (South) USDA Zone Map
USDA Zones 5a through 11a are represented in South California.
Colorado USDA Zone Map
USDA Zones 3b through 7b are represented in Colorado.
Connecticut USDA Zone Map
USDA Zones 6a through 7b are represented in Connecticut.
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Delaware USDA Zone Map
USDA Zones 7a and 8a are represented in Delaware.
District of Columbia Zone Map
USDA Zones 5b through 8a are represented the District of Columbia.
Florida USDA Zone Map
USDA Zones 8b through 11b are represented in Florida.
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Georgia USDA Zone Map
USDA Zones 6a through 9b are represented in Georgia.
Hawaii USDA Zone Map
USDA Zones 8b through 13a are represented in Hawaii.
Idaho USDA Zone Map
USDA Zones 3b through 7b are represented in Idaho.
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Illinois USDA Zone Map
USDA Zones 5a through 7b are represented in Illinois.
Indiana USDA Zone Map
USDA Zones 5b through 7a are represented in Indiana.
Iowa USDA Zone Map
USDA Zones 4b through 6a are represented in Iowa.
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Kansas USDA Zone Map
USDA Zones 5b through 7a are represented in Kansas.
Kentucky USDA Zone Map
USDA Zones 6b through 7a are represented in Kentucky.
Louisiana USDA Zone Map
USDA Zones 8b through 10b are represented in Louisiana.
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Maine USDA Zone Map
USDA Zones 3b through 7a are represented in Maine.
Maryland USDA Zone Map
USDA Zones 5b through 8a are represented in Maryland.
Massachusetts USDA Zone Map
USDA Zones 5a through 7b are represented in Massachusetts.
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Michigan USDA Zone Map
USDA Zones 4a through 6b are represented in Michigan.
Minnesota USDA Zone Map
USDA Zones 3a through 5a are represented in Minnesota.
Mississippi USDA Zone Map
USDA Zones 7b through 9b are represented in Mississippi.
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Missouri USDA Zone Map
USDA Zones 5b through 8a are represented in Missouri.
Montana USDA Zone Map
USDA Zones 3a through 6b are represented in Montana.
Nebraska USDA Zone Map
USDA Zones 4a through 6a are represented in Nebraska.
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Nevada USDA Zone Map
USDA Zones 4a through 10a are represented in Nevada.
New Hampshire USDA Zone Map
USDA Zones 3b through 6b are represented in New Hampshire.
New Jersey USDA Zone Map
USDA Zones 6b through 8a are represented in New Jersey.
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New Mexico USDA Zone Map
USDA Zones 5a through 8b are represented in New Mexico.
New York USDA Zone Map
USDA Zones 4a through 7b are represented in New York.
North Carolina USDA Zone Map
USDA Zones 6a through 9a are represented in North Carolina.
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North Dakota USDA Zone Map
USDA Zones 3a through 4b are represented in North Dakota.
Ohio USDA Zone Map
USDA Zones 5b through 7a are represented in Ohio.
Oklahoma USDA Zone Map
USDA Zones 6b through 8a are represented in Oklahoma.
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Oregon USDA Zone Map
USDA Zones 5a through 10a are represented in Oregon.
Pennsylvania USDA Zone Map
USDA Zones 5b through 8a are represented in Pennsylvania.
Puerto Rico USDA Zone Map
USDA Zones 11b through 13b are represented in Puerto Rico.
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Rhode Island USDA Zone Map
USDA Zones 6a through 7b are represented in Rhode Island.
South Carolina USDA Zone Map
USDA Zones 7b through 9b are represented in South Carolina.
South Dakota USDA Zone Map
USDA Zones 4a through 5b are represented in South Dakota.
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Tennessee USDA Zone Map
USDA Zones 6a through 8a are represented in Tennessee.
Texas (East) USDA Zone Map
USDA Zones 7b through 10b are represented in East Texas.
Texas (West) USDA Zone Map
USDA Zones 6b through 9b are represented in West Texas.
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Utah USDA Zone Map
USDA Zones 4a through 9a are represented in Utah.
Vermont USDA Zone Map
USDA Zones 4a through 6a are represented in Vermont.
Virginia USDA Zone Map
USDA Zones 5b through 8b are represented in Virginia.
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Washington USDA Zone Map
USDA Zones 4a through 9b are represented in Washington.
West Virginia USDA Zone Map
USDA Zones 5b through 7a are represented in West Virginia.
Wisconsin USDA Zone Map
USDA Zones 3b through 6a are represented in Wisconsin.
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Wyoming USDA Zone Map
USDA Zones 3b through 6a are represented in Wyoming.
Most states include more than one hardiness zoneusually 3 or 4.
Alaska, our largest state, includes 8 zones, ranging from 1 through 8.
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Yes, it’s possible for you to still grow plants that are not perennial to your USDA zone.
Grow them with the intent to keep them as annuals, knowing they will die in winter.
USDA Plant Hardiness Zone Map.United States Department of Agriculture.
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