When to plant Onion sets in Mississippi
In spring, from Jan 1 – 15 in Bay St. Louis to Feb 15 – Mar 20 in Oxford.
In fall, from Oct 1 – Dec 1 in Brandon to Nov 1 – Dec 31 in Vicksburg.
USDA's earliest safe spring and latest safe fall planting dates, matched to each place's average frost dates.
| Place | Spring | Fall |
|---|---|---|
| Bay St. Louis | Jan 1 – 15 | Nov 1 – Dec 31Soon |
| Biloxi | Jan 1 – 15 | Nov 1 – Dec 31Soon |
| Brandon | Jan 15 – Mar 10 | Oct 1 – Dec 1Now |
| Brookhaven | Feb 1 – Mar 20 | Oct 1 – Dec 1Now |
| Byram | Jan 15 – Mar 10 | Nov 1 – Dec 31Soon |
| Canton | Feb 1 – Mar 20 | Oct 1 – Dec 1Now |
| Clarksdale | Feb 1 – Mar 20 | Oct 1 – Dec 1Now |
| Cleveland | Jan 15 – Mar 10 | Oct 1 – Dec 1Now |
| Clinton | Jan 15 – Mar 10 | Nov 1 – Dec 31Soon |
| Columbus | Jan 15 – Mar 10 | Oct 1 – Dec 1Now |
| Corinth | Feb 15 – Mar 20 | Not listed |
| D'Iberville | Jan 1 – 15 | Nov 1 – Dec 31Soon |
| Flowood | Jan 15 – Mar 10 | Oct 1 – Dec 1Now |
| Gautier | Jan 1 – Mar 1 | Nov 1 – Dec 31Soon |
| Greenville | Jan 15 – Mar 10 | Oct 1 – Dec 1Now |
| Greenwood | Feb 1 – Mar 20 | Oct 1 – Dec 1Now |
| Grenada | Feb 15 – Mar 20 | Not listed |
| Gulfport | Jan 1 – 15 | Nov 1 – Dec 31Soon |
| Hattiesburg | Jan 15 – Mar 10 | Nov 1 – Dec 31Soon |
| Hernando | Feb 15 – Mar 20 | Oct 1 – Dec 1Now |
| Horn Lake | Feb 1 – Mar 20 | Nov 1 – Dec 31Soon |
| Jackson | Jan 15 – Mar 10 | Nov 1 – Dec 31Soon |
| Laurel | Jan 15 – Mar 10 | Oct 1 – Dec 1Now |
| Long Beach | Jan 1 – 15 | Nov 1 – Dec 31Soon |
| Madison | Jan 15 – Mar 10 | Nov 1 – Dec 31Soon |
| McComb | Jan 15 – Mar 10 | Nov 1 – Dec 31Soon |
| Meridian | Feb 1 – Mar 20 | Oct 1 – Dec 1Now |
| Moss Point | Jan 1 – Mar 1 | Nov 1 – Dec 31Soon |
| Natchez | Feb 1 – Mar 20 | Oct 1 – Dec 1Now |
| Ocean Springs | Jan 1 – 15 | Nov 1 – Dec 31Soon |
| Olive Branch | Feb 15 – Mar 20 | Oct 1 – Dec 1Now |
| Oxford | Feb 15 – Mar 20 | Not listed |
| Pascagoula | Jan 15 – Mar 10 | Nov 1 – Dec 31Soon |
| Pearl | Jan 15 – Mar 10 | Oct 1 – Dec 1Now |
| Petal | Jan 15 – Mar 10 | Oct 1 – Dec 1Now |
| Picayune | Jan 15 – Mar 10 | Nov 1 – Dec 31Soon |
| Ridgeland | Jan 15 – Mar 10 | Nov 1 – Dec 31Soon |
| Southaven | Feb 1 – Mar 20 | Nov 1 – Dec 31Soon |
| Starkville | Feb 1 – Mar 20 | Oct 1 – Dec 1Now |
| Tupelo | Feb 1 – Mar 20 | Oct 1 – Dec 1Now |
| Vicksburg | Jan 1 – Mar 1 | Nov 1 – Dec 31Soon |
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 onion sets.