Zone lookup
USDA hardiness zone by ZIP code
Enter a ZIP to see its USDA zone, frost-free days, first and last frost dates, and crop calendars.
New York, NY · Zone 7b
Tomatoes Apr 15
Open ZIP zone detail · last frost Apr 8
Atlanta, GA · Zone 8a
Tomatoes Apr 5
Open ZIP zone detail · last frost Mar 29
Minneapolis, MN · Zone 5a
Tomatoes May 17
Open ZIP zone detail · last frost May 10
Chicago, IL · Zone 6a
Tomatoes May 2
Open ZIP zone detail · last frost Apr 25
Dallas, TX · Zone 8b
Tomatoes Mar 19
Open ZIP zone detail · last frost Mar 12
Denver, CO · Zone 6a
Tomatoes May 12
Open ZIP zone detail · last frost May 5
Phoenix, AZ · Zone 10a
Tomatoes Feb 12
Open ZIP zone detail · last frost Feb 5
Seattle, WA · Zone 9a
Tomatoes Mar 27
Open ZIP zone detail · last frost Mar 20