When to plant Leeks in Oklahoma
In spring, from Jan 25 – Mar 1 in Ardmore to Mar 15 – Apr 15 in Guymon.
In fall: USDA's 1967 table lists leeks as generally spring-planted in every place here. Newer advice from your state's extension service may differ.
USDA's earliest safe spring and latest safe fall planting dates, matched to each place's average frost dates.
| Place | Spring |
|---|---|
| Ada | Feb 15 – Mar 15 |
| Altus | Mar 1 – Apr 1 |
| Ardmore | Jan 25 – Mar 1 |
| Bartlesville | Mar 1 – Apr 1 |
| Bethany | Feb 15 – Mar 15 |
| Bixby | Feb 15 – Mar 15 |
| Broken Arrow | Feb 15 – Mar 15 |
| Chickasha | Feb 15 – Mar 15 |
| Choctaw | Feb 15 – Mar 15 |
| Claremore | Mar 1 – Apr 1 |
| Coweta | Feb 15 – Mar 15 |
| Del City | Feb 15 – Mar 15 |
| Duncan | Feb 1 – Mar 1 |
| Durant | Feb 15 – Mar 15 |
| Edmond | Mar 1 – Apr 1 |
| El Reno | Mar 1 – Apr 1 |
| Elk City | Mar 1 – Apr 1 |
| Enid | Mar 1 – Apr 1 |
| Glenpool | Feb 15 – Mar 15 |
| Guthrie | Feb 15 – Mar 15 |
| Guymon | Mar 15 – Apr 15 |
| Jenks | Feb 15 – Mar 15 |
| Lawton | Feb 15 – Mar 15 |
| McAlester | Feb 15 – Mar 15 |
| Miami | Mar 1 – Apr 1 |
| Midwest City | Feb 15 – Mar 15 |
| Moore | Feb 15 – Mar 15 |
| Muskogee | Mar 1 – Apr 1 |
| Mustang | Feb 15 – Mar 15 |
| Newcastle | Feb 15 – Mar 15 |
| Norman | Feb 15 – Mar 15 |
| Oklahoma City | Feb 15 – Mar 15 |
| Okmulgee | Mar 1 – Apr 1 |
| Owasso | Feb 15 – Mar 15 |
| Ponca City | Mar 1 – Apr 1 |
| Sand Springs | Feb 15 – Mar 15 |
| Sapulpa | Feb 15 – Mar 15 |
| Shawnee | Feb 15 – Mar 15 |
| Stillwater | Mar 1 – Apr 1 |
| Tahlequah | Feb 15 – Mar 15 |
| Tulsa | Feb 15 – Mar 15 |
| Warr Acres | Feb 15 – Mar 15 |
| Weatherford | Feb 15 – Mar 15 |
| Woodward | Mar 1 – Apr 1 |
| Yukon | Feb 15 – Mar 15 |
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 leeks.