When to plant Sweet corn in Oklahoma
In spring, from Mar 10 – Apr 15 in Ardmore to Apr 25 – June 15 in Guymon.
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 |
|---|---|---|
| Ada | Mar 25 – May 15 | June 1 – Aug 1 |
| Altus | Apr 10 – June 1 | June 1 – Aug 1 |
| Ardmore | Mar 10 – Apr 15 | June 1 – Aug 15 |
| Bartlesville | Apr 10 – June 1 | June 1 – July 20 |
| Bethany | Mar 25 – May 15 | June 1 – Aug 1 |
| Bixby | Mar 25 – May 15 | June 1 – Aug 1 |
| Broken Arrow | Mar 25 – May 15 | June 1 – Aug 1 |
| Chickasha | Mar 25 – May 15 | June 1 – Aug 1 |
| Choctaw | Mar 25 – May 15 | June 1 – Aug 15 |
| Claremore | Apr 10 – June 1 | June 1 – Aug 1 |
| Coweta | Mar 25 – May 15 | June 1 – Aug 1 |
| Del City | Mar 25 – May 15 | June 1 – Aug 15 |
| Duncan | Mar 15 – May 1 | June 1 – Aug 15 |
| Durant | Mar 25 – May 15 | June 1 – Aug 15 |
| Edmond | Apr 10 – June 1 | June 1 – Aug 1 |
| El Reno | Apr 10 – June 1 | June 1 – Aug 1 |
| Elk City | Apr 10 – June 1 | June 1 – Aug 1 |
| Enid | Apr 10 – June 1 | June 1 – Aug 1 |
| Glenpool | Mar 25 – May 15 | June 1 – Aug 1 |
| Guthrie | Mar 25 – May 15 | June 1 – Aug 1 |
| Guymon | Apr 25 – June 15 | June 1 – July 20 |
| Jenks | Mar 25 – May 15 | June 1 – Aug 1 |
| Lawton | Mar 25 – May 15 | June 1 – Aug 15 |
| McAlester | Mar 25 – May 15 | June 1 – Aug 1 |
| Miami | Apr 10 – June 1 | June 1 – Aug 1 |
| Midwest City | Mar 25 – May 15 | June 1 – Aug 15 |
| Moore | Mar 25 – May 15 | June 1 – Aug 15 |
| Muskogee | Apr 10 – June 1 | June 1 – Aug 1 |
| Mustang | Mar 25 – May 15 | June 1 – Aug 1 |
| Newcastle | Mar 25 – May 15 | June 1 – Aug 15 |
| Norman | Mar 25 – May 15 | June 1 – Aug 1 |
| Oklahoma City | Mar 25 – May 15 | June 1 – Aug 1 |
| Okmulgee | Apr 10 – June 1 | June 1 – Aug 1 |
| Owasso | Mar 25 – May 15 | June 1 – Aug 1 |
| Ponca City | Apr 10 – June 1 | June 1 – Aug 1 |
| Sand Springs | Mar 25 – May 15 | June 1 – Aug 1 |
| Sapulpa | Mar 25 – May 15 | June 1 – Aug 1 |
| Shawnee | Mar 25 – May 15 | June 1 – Aug 15 |
| Stillwater | Apr 10 – June 1 | June 1 – Aug 1 |
| Tahlequah | Mar 25 – May 15 | June 1 – Aug 1 |
| Tulsa | Mar 25 – May 15 | June 1 – Aug 1 |
| Warr Acres | Mar 25 – May 15 | June 1 – Aug 1 |
| Weatherford | Mar 25 – May 15 | June 1 – Aug 1 |
| Woodward | Apr 10 – June 1 | June 1 – Aug 1 |
| Yukon | Mar 25 – May 15 | June 1 – Aug 1 |
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.