When to plant Sweet corn in Ohio
In spring, from Apr 10 – June 1 in Beachwood to May 10 – June 15 in Zanesville.
In fall, June 1 – Aug 1.
USDA's earliest safe spring and latest safe fall planting dates, matched to each place's average frost dates.
| Place | Spring | Fall |
|---|---|---|
| Akron | Apr 25 – June 15 | June 1 – Aug 1 |
| Alliance | Apr 25 – June 15 | June 1 – Aug 1 |
| Amherst | Apr 25 – June 15 | June 1 – July 20 |
| Ashland | May 10 – June 15 | June 1 – July 10 |
| Ashtabula | May 10 – June 15 | June 1 – July 20 |
| Athens | Apr 25 – June 15 | June 1 – July 20 |
| Aurora | Apr 25 – June 15 | June 1 – Aug 1 |
| Avon | Apr 25 – June 15 | June 1 – Aug 1 |
| Avon Lake | Apr 25 – June 15 | June 1 – Aug 1 |
| Barberton | Apr 25 – June 15 | June 1 – Aug 1 |
| Bay Village | Apr 25 – June 15 | June 1 – Aug 1 |
| Beachwood | Apr 10 – June 1 | June 1 – Aug 15 |
| Beavercreek | Apr 25 – June 15 | June 1 – July 20 |
| Bedford | Apr 10 – June 1 | June 1 – Aug 15 |
| Bedford Heights | Apr 10 – June 1 | June 1 – Aug 15 |
| Bellefontaine | May 10 – June 15 | June 1 – July 20 |
| Berea | Apr 25 – June 15 | June 1 – Aug 1 |
| Bexley | Apr 25 – June 15 | June 1 – Aug 1 |
| Blue Ash | Apr 25 – June 15 | June 1 – July 20 |
| Bowling Green | Apr 25 – June 15 | June 1 – July 20 |
| Brecksville | Apr 25 – June 15 | June 1 – Aug 1 |
| Broadview Heights | Apr 25 – June 15 | June 1 – Aug 1 |
| Brook Park | Apr 25 – June 15 | June 1 – Aug 1 |
| Brooklyn | Apr 25 – June 15 | June 1 – Aug 1 |
| Brunswick | Apr 25 – June 15 | June 1 – Aug 1 |
| Bucyrus | Apr 25 – June 15 | June 1 – Aug 1 |
| Cambridge | May 10 – June 15 | June 1 – July 20 |
| Canal Winchester | Apr 25 – June 15 | June 1 – July 20 |
| Canton | Apr 25 – June 15 | June 1 – Aug 1 |
| Celina | May 10 – June 15 | June 1 – July 20 |
| Centerville | Apr 25 – June 15 | June 1 – Aug 1 |
| Chillicothe | Apr 25 – June 15 | June 1 – July 20 |
| Cincinnati | Apr 25 – June 15 | June 1 – July 20 |
| Circleville | Apr 25 – June 15 | June 1 – Aug 1 |
| Clayton | Apr 25 – June 15 | June 1 – Aug 1 |
| Cleveland | Apr 10 – June 1 | June 1 – Aug 15 |
| Cleveland Heights | Apr 10 – June 1 | June 1 – Aug 15 |
| Columbus | Apr 25 – June 15 | June 1 – July 20 |
| Conneaut | May 10 – June 1 | June 1 – July 20 |
| Coshocton | May 10 – June 15 | June 1 – July 20 |
| Cuyahoga Falls | May 10 – June 15 | June 1 – July 20 |
| Dayton | Apr 25 – June 15 | June 1 – July 20 |
| Defiance | Apr 25 – June 15 | June 1 – July 20 |
| Delaware | Apr 25 – June 15 | June 1 – Aug 1 |
| Dover | May 10 – June 15 | June 1 – July 10 |
| Dublin | Apr 25 – June 15 | June 1 – July 20 |
| East Cleveland | Apr 10 – June 1 | June 1 – Aug 15 |
| Eastlake | May 10 – June 15 | June 1 – Aug 1 |
| Elyria | Apr 25 – June 15 | June 1 – Aug 1 |
| Englewood | Apr 25 – June 15 | June 1 – Aug 1 |
| Euclid | Apr 10 – June 1 | June 1 – Aug 15 |
| Fairborn | Apr 25 – June 15 | June 1 – July 20 |
| Fairfield | Apr 25 – June 15 | June 1 – July 20 |
| Fairview Park | Apr 25 – June 15 | June 1 – Aug 1 |
| Findlay | Apr 25 – June 15 | June 1 – July 20 |
| Forest Park | Apr 25 – June 15 | June 1 – July 20 |
| Fostoria | Apr 25 – June 15 | June 1 – July 20 |
| Franklin | Apr 25 – June 15 | June 1 – July 20 |
| Fremont | May 10 – June 15 | June 1 – July 20 |
| Gahanna | Apr 25 – June 15 | June 1 – Aug 1 |
| Galion | May 10 – June 15 | June 1 – July 20 |
| Garfield Heights | Apr 10 – June 1 | June 1 – Aug 15 |
| Green | Apr 25 – June 15 | June 1 – Aug 1 |
| Greenville | Apr 25 – June 15 | June 1 – July 20 |
| Grove City | Apr 25 – June 15 | June 1 – July 20 |
| Hamilton | Apr 25 – June 15 | June 1 – July 20 |
| Harrison | Apr 25 – June 15 | June 1 – Aug 1 |
| Heath | Apr 25 – June 15 | June 1 – July 20 |
| Hilliard | Apr 25 – June 15 | June 1 – July 20 |
| Huber Heights | Apr 25 – June 15 | June 1 – Aug 1 |
| Hudson | May 10 – June 15 | June 1 – July 20 |
| Ironton | Apr 25 – June 15 | June 1 – July 20 |
| Kent | Apr 25 – June 15 | June 1 – Aug 1 |
| Kettering | Apr 25 – June 15 | June 1 – July 20 |
| Lakewood | Apr 25 – June 15 | June 1 – Aug 1 |
| Lancaster | Apr 25 – June 15 | June 1 – July 20 |
| Lebanon | Apr 25 – June 15 | June 1 – July 20 |
| Lima | Apr 25 – June 15 | June 1 – July 20 |
| London | Apr 25 – June 15 | June 1 – July 20 |
| Lorain | Apr 25 – June 15 | June 1 – July 20 |
| Loveland | Apr 25 – June 15 | June 1 – July 20 |
| Lyndhurst | Apr 10 – June 1 | June 1 – Aug 15 |
| Macedonia | May 10 – June 15 | June 1 – July 20 |
| Mansfield | May 10 – June 15 | June 1 – July 20 |
| Maple Heights | Apr 10 – June 1 | June 1 – Aug 15 |
| Marietta | Apr 25 – June 15 | June 1 – Aug 1 |
| Marion | Apr 25 – June 15 | June 1 – July 20 |
| Marysville | Apr 25 – June 15 | June 1 – Aug 1 |
| Mason | Apr 25 – June 15 | June 1 – July 20 |
| Massillon | Apr 25 – June 15 | June 1 – Aug 1 |
| Maumee | Apr 25 – June 15 | June 1 – July 20 |
| Mayfield Heights | May 10 – June 15 | June 1 – Aug 1 |
| Medina | May 10 – June 15 | June 1 – July 20 |
| Mentor | Apr 10 – June 1 | June 1 – Aug 15 |
| Miamisburg | Apr 25 – June 15 | June 1 – Aug 1 |
| Middleburg Heights | Apr 25 – June 15 | June 1 – Aug 1 |
| Middletown | Apr 25 – June 15 | June 1 – July 20 |
| Monroe | Apr 25 – June 15 | June 1 – July 20 |
| Montgomery | Apr 25 – June 15 | June 1 – July 20 |
| Mount Vernon | May 10 – June 15 | June 1 – July 10 |
| New Albany | Apr 25 – June 15 | June 1 – Aug 1 |
| New Franklin | Apr 25 – June 15 | June 1 – Aug 1 |
| New Philadelphia | May 10 – June 15 | June 1 – July 10 |
| Newark | May 10 – June 15 | June 1 – July 20 |
| Niles | May 10 – June 1 | June 1 – July 10 |
| North Canton | Apr 25 – June 15 | June 1 – Aug 1 |
| North Olmsted | Apr 25 – June 15 | June 1 – Aug 1 |
| North Ridgeville | Apr 25 – June 15 | June 1 – Aug 1 |
| North Royalton | Apr 25 – June 15 | June 1 – Aug 1 |
| Norton | Apr 25 – June 15 | June 1 – Aug 1 |
| Norwalk | Apr 25 – June 15 | June 1 – July 20 |
| Norwood | Apr 25 – June 15 | June 1 – July 20 |
| Oregon | Apr 25 – June 15 | June 1 – Aug 1 |
| Oxford | Apr 25 – June 15 | June 1 – July 20 |
| Painesville | Apr 10 – June 1 | June 1 – Aug 15 |
| Parma | Apr 25 – June 15 | June 1 – Aug 1 |
| Parma Heights | Apr 25 – June 15 | June 1 – Aug 1 |
| Pataskala | Apr 25 – June 15 | June 1 – Aug 1 |
| Perrysburg | Apr 25 – June 15 | June 1 – July 20 |
| Pickerington | Apr 25 – June 15 | June 1 – July 20 |
| Piqua | Apr 25 – June 15 | June 1 – July 20 |
| Portsmouth | Apr 25 – June 15 | June 1 – July 20 |
| Powell | Apr 25 – June 15 | June 1 – July 20 |
| Ravenna | Apr 25 – June 15 | June 1 – Aug 1 |
| Reading | Apr 25 – June 15 | June 1 – July 20 |
| Reynoldsburg | Apr 25 – June 15 | June 1 – Aug 1 |
| Richmond Heights | Apr 10 – June 1 | June 1 – Aug 15 |
| Riverside | Apr 25 – June 15 | June 1 – July 20 |
| Rocky River | Apr 25 – June 15 | June 1 – Aug 1 |
| Salem | May 10 – June 15 | June 1 – July 10 |
| Sandusky | Apr 10 – June 1 | June 1 – Aug 15 |
| Seven Hills | Apr 10 – June 1 | June 1 – Aug 15 |
| Shaker Heights | Apr 10 – June 1 | June 1 – Aug 15 |
| Sharonville | Apr 25 – June 15 | June 1 – July 20 |
| Sidney | May 10 – June 15 | June 1 – July 20 |
| Solon | Apr 10 – June 1 | June 1 – Aug 15 |
| South Euclid | Apr 10 – June 1 | June 1 – Aug 15 |
| Springboro | Apr 25 – June 15 | June 1 – Aug 1 |
| Springdale | Apr 25 – June 15 | June 1 – July 20 |
| Springfield | Apr 25 – June 15 | June 1 – July 20 |
| Steubenville | May 10 – June 15 | June 1 – July 20 |
| Stow | May 10 – June 15 | June 1 – July 20 |
| Streetsboro | Apr 25 – June 15 | June 1 – Aug 1 |
| Strongsville | Apr 25 – June 15 | June 1 – Aug 1 |
| Sylvania | Apr 25 – June 15 | June 1 – July 20 |
| Tallmadge | May 10 – June 15 | June 1 – July 20 |
| Tiffin | Apr 25 – June 15 | June 1 – July 20 |
| Tipp City | Apr 25 – June 15 | June 1 – Aug 1 |
| Toledo | Apr 25 – June 15 | June 1 – Aug 1 |
| Trenton | Apr 25 – June 15 | June 1 – July 20 |
| Trotwood | Apr 25 – June 15 | June 1 – July 20 |
| Troy | Apr 25 – June 15 | June 1 – July 20 |
| Twinsburg | May 10 – June 15 | June 1 – July 20 |
| University Heights | Apr 10 – June 1 | June 1 – Aug 15 |
| Upper Arlington | Apr 25 – June 15 | June 1 – July 20 |
| Urbana | Apr 25 – June 15 | June 1 – July 20 |
| Van Wert | Apr 25 – June 15 | June 1 – Aug 1 |
| Vandalia | Apr 25 – June 15 | June 1 – Aug 1 |
| Vermilion | Apr 25 – June 15 | June 1 – July 20 |
| Wadsworth | May 10 – June 15 | June 1 – July 20 |
| Warren | May 10 – June 1 | June 1 – July 10 |
| Warrensville Heights | Apr 10 – June 1 | June 1 – Aug 15 |
| Washington Court House | Apr 25 – June 15 | June 1 – July 20 |
| West Carrollton | Apr 25 – June 15 | June 1 – Aug 1 |
| Westerville | Apr 25 – June 15 | June 1 – July 20 |
| Westlake | Apr 25 – June 15 | June 1 – Aug 1 |
| Whitehall | Apr 25 – June 15 | June 1 – Aug 1 |
| Wickliffe | May 10 – June 15 | June 1 – Aug 1 |
| Willoughby | May 10 – June 15 | June 1 – Aug 1 |
| Willowick | May 10 – June 15 | June 1 – Aug 1 |
| Wilmington | Apr 25 – June 15 | June 1 – July 20 |
| Wooster | May 10 – June 15 | June 1 – July 10 |
| Worthington | Apr 25 – June 15 | June 1 – July 20 |
| Xenia | Apr 25 – June 15 | June 1 – July 20 |
| Youngstown | May 10 – June 15 | June 1 – July 20 |
| Zanesville | May 10 – June 15 | June 1 – July 20 |
Planting dates: USDA Home and Garden Bulletin No. 9 (1967), tables 4 and 5. Frost dates: NOAA U.S. Climate Normals 1991–2020. “—” means the place's frost date is outside the table. The full USDA table for sweet corn.