All 50 States
USDA Zone Planting Guides by State
Select your state for frost dates, zone maps, city-by-city comparisons, and Duke's personalized tips for your growing region.
Most visited state guides:
Alabama
7b/8a❄️ Last frost: Mar 1
Alaska
3b–4b❄️ Last frost: May 20
Arizona
9a/9b❄️ Last frost: Feb 15
Arkansas
7a/7b❄️ Last frost: Mar 25
California
9a/9b❄️ Last frost: Feb 15
Colorado
5a/5b❄️ Last frost: May 10
Connecticut
6b/7a❄️ Last frost: Apr 10
Delaware
7a/7b❄️ Last frost: Apr 1
Florida
9a/9b❄️ Last frost: Feb 15
Georgia
7b/8a❄️ Last frost: Mar 10
Hawaii
11a/11b❄️ Last frost: No frost
Idaho
5a/5b❄️ Last frost: May 5
Illinois
5b/6a❄️ Last frost: Apr 25
Indiana
5b/6a❄️ Last frost: Apr 25
Iowa
5a/5b❄️ Last frost: May 1
Kansas
6a❄️ Last frost: Apr 18
Kentucky
6b/7a❄️ Last frost: Apr 10
Louisiana
8b/9a❄️ Last frost: Feb 22
Maine
4b/5a❄️ Last frost: May 15
Maryland
7a❄️ Last frost: Apr 7
Massachusetts
6a/6b❄️ Last frost: Apr 20
Michigan
5b/6a❄️ Last frost: May 3
Minnesota
4a/4b❄️ Last frost: May 15
Mississippi
8a/8b❄️ Last frost: Mar 5
Missouri
6a/6b❄️ Last frost: Apr 15
Montana
4a/4b❄️ Last frost: May 20
Nebraska
5a/5b❄️ Last frost: May 3
Nevada
7a/8a❄️ Last frost: Mar 15
New Hampshire
5a/5b❄️ Last frost: May 10
New Jersey
7a❄️ Last frost: Apr 5
New Mexico
7a/7b❄️ Last frost: Apr 10
New York
5b/6a❄️ Last frost: Apr 25
North Carolina
7b/8a❄️ Last frost: Mar 20
North Dakota
3b/4a❄️ Last frost: May 22
Ohio
5b/6a❄️ Last frost: Apr 22
Oklahoma
7a/7b❄️ Last frost: Mar 25
Oregon
8a/8b❄️ Last frost: Mar 15
Pennsylvania
6a/6b❄️ Last frost: Apr 18
Rhode Island
6b/7a❄️ Last frost: Apr 8
South Carolina
7b/8a❄️ Last frost: Mar 14
South Dakota
4a/4b❄️ Last frost: May 15
Tennessee
7a❄️ Last frost: Mar 28
Texas
8a/8b❄️ Last frost: Mar 1
Utah
6a/6b❄️ Last frost: Apr 25
Vermont
4b/5a❄️ Last frost: May 10
Virginia
7a❄️ Last frost: Apr 5
Washington
8a/8b❄️ Last frost: Mar 20
West Virginia
6a❄️ Last frost: Apr 12
Wisconsin
4b/5a❄️ Last frost: May 10
Wyoming
4a/4b❄️ Last frost: May 22
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