When to plant Sweet corn in Missouri
In spring, from Mar 25 – May 15 in Ballwin to Apr 25 – June 15 in West Plains.
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 |
|---|---|---|
| Arnold | Apr 10 – June 1 | June 1 – Aug 1 |
| Ballwin | Mar 25 – May 15 | June 1 – Aug 1 |
| Bellefontaine Neighbors | Mar 25 – May 15 | June 1 – Aug 1 |
| Belton | Apr 10 – June 1 | June 1 – Aug 1 |
| Blue Springs | Apr 10 – June 1 | June 1 – Aug 1 |
| Bolivar | Apr 10 – June 1 | June 1 – July 20 |
| Branson | Apr 10 – June 1 | June 1 – Aug 1 |
| Bridgeton | Mar 25 – May 15 | June 1 – Aug 1 |
| Cape Girardeau | Apr 10 – June 1 | June 1 – July 20 |
| Carthage | Mar 25 – May 15 | June 1 – Aug 1 |
| Chesterfield | Mar 25 – May 15 | June 1 – Aug 1 |
| Clayton | Mar 25 – May 15 | June 1 – Aug 1 |
| Columbia | Apr 10 – June 1 | June 1 – Aug 1 |
| Crestwood | Mar 25 – May 15 | June 1 – Aug 1 |
| Creve Coeur | Mar 25 – May 15 | June 1 – Aug 1 |
| Dardenne Prairie | Apr 10 – June 1 | June 1 – Aug 1 |
| Ellisville | Apr 10 – June 1 | June 1 – July 20 |
| Eureka | Apr 10 – June 1 | June 1 – July 20 |
| Excelsior Springs | Apr 25 – June 15 | June 1 – July 20 |
| Farmington | Apr 10 – June 1 | June 1 – July 20 |
| Ferguson | Mar 25 – May 15 | June 1 – Aug 1 |
| Festus | Apr 10 – June 1 | June 1 – Aug 1 |
| Florissant | Mar 25 – May 15 | June 1 – Aug 1 |
| Fulton | Apr 10 – June 1 | June 1 – July 20 |
| Gladstone | Mar 25 – May 15 | June 1 – Aug 1 |
| Grain Valley | Apr 10 – June 1 | June 1 – Aug 1 |
| Grandview | Apr 10 – June 1 | June 1 – Aug 1 |
| Hannibal | Apr 10 – June 1 | June 1 – Aug 1 |
| Hazelwood | Mar 25 – May 15 | June 1 – Aug 1 |
| Independence | Apr 10 – June 1 | June 1 – Aug 1 |
| Jackson | Apr 10 – June 1 | June 1 – Aug 1 |
| Jefferson City | Apr 10 – June 1 | June 1 – Aug 1 |
| Jennings | Mar 25 – May 15 | June 1 – Aug 1 |
| Joplin | Apr 10 – June 1 | June 1 – Aug 1 |
| Kansas City | Mar 25 – May 15 | June 1 – Aug 1 |
| Kearney | Apr 25 – June 15 | June 1 – July 20 |
| Kennett | Mar 25 – May 15 | June 1 – Aug 1 |
| Kirksville | Apr 25 – June 15 | June 1 – July 20 |
| Kirkwood | Mar 25 – May 15 | June 1 – Aug 1 |
| Lake St. Louis | Apr 10 – June 1 | June 1 – Aug 1 |
| Lebanon | Apr 25 – June 15 | June 1 – July 20 |
| Lee's Summit | Apr 10 – June 1 | June 1 – Aug 1 |
| Liberty | Apr 25 – June 15 | June 1 – July 20 |
| Manchester | Mar 25 – May 15 | June 1 – Aug 1 |
| Marshall | Apr 10 – June 1 | June 1 – July 20 |
| Maryland Heights | Mar 25 – May 15 | June 1 – Aug 1 |
| Maryville | Apr 25 – June 15 | June 1 – July 20 |
| Mexico | Apr 10 – June 1 | June 1 – July 20 |
| Moberly | Apr 10 – June 1 | June 1 – July 20 |
| Monett | Apr 10 – June 1 | June 1 – Aug 1 |
| Neosho | Apr 10 – June 1 | June 1 – Aug 1 |
| Nixa | Apr 10 – June 1 | June 1 – July 20 |
| O'Fallon | Apr 10 – June 1 | June 1 – Aug 1 |
| Overland | Mar 25 – May 15 | June 1 – Aug 1 |
| Ozark | Apr 10 – June 1 | June 1 – July 20 |
| Poplar Bluff | Mar 25 – May 15 | June 1 – Aug 15 |
| Raymore | Apr 10 – June 1 | June 1 – Aug 1 |
| Raytown | Apr 10 – June 1 | June 1 – Aug 1 |
| Republic | Apr 10 – June 1 | June 1 – Aug 1 |
| Rolla | Apr 10 – June 1 | June 1 – Aug 1 |
| Sedalia | Apr 25 – June 15 | June 1 – July 20 |
| Sikeston | Mar 25 – May 15 | June 1 – Aug 15 |
| Smithville | Apr 25 – June 15 | June 1 – July 20 |
| Springfield | Mar 25 – May 15 | June 1 – Aug 1 |
| St. Ann | Mar 25 – May 15 | June 1 – Aug 1 |
| St. Charles | Apr 10 – June 1 | June 1 – Aug 1 |
| St. Joseph | Apr 25 – June 15 | June 1 – July 20 |
| St. Louis | Mar 25 – May 15 | June 1 – Aug 1 |
| St. Peters | Apr 10 – June 1 | June 1 – Aug 1 |
| Town and Country | Mar 25 – May 15 | June 1 – Aug 1 |
| Troy | Apr 10 – June 1 | June 1 – July 20 |
| Union | Apr 10 – June 1 | June 1 – July 20 |
| University City | Mar 25 – May 15 | June 1 – Aug 1 |
| Warrensburg | Apr 10 – June 1 | June 1 – July 20 |
| Washington | Apr 10 – June 1 | June 1 – July 20 |
| Webb City | Apr 10 – June 1 | June 1 – Aug 1 |
| Webster Groves | Mar 25 – May 15 | June 1 – Aug 1 |
| Wentzville | Apr 10 – June 1 | June 1 – Aug 1 |
| West Plains | Apr 25 – June 15 | June 1 – July 20 |
| Wildwood | Apr 10 – June 1 | 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.