When to plant sweet potato in Louisiana
Louisiana spans USDA zones 8b–9b, so the right time to plant sweet potato shifts by weeks across the state. The window to transplant seedlings outdoors runs from about February 12 in New Orleans to April 18 in Claiborne — below are local dates for 55 cities, each computed from its own frost dates.
| City | Zone | Last frost | First frost | Transplant out |
|---|---|---|---|---|
| New Orleans | 9b | January 22 | January 5 | February 12 – February 26 |
| Baton Rouge | 9a | February 28 | November 26 | March 21 – April 4 |
| Shreveport | 8b | March 9 | November 18 | March 30 – April 13 |
| Metairie | 9b | January 30 | December 31 | February 20 – March 6 |
| Lafayette | 9a | February 26 | November 28 | March 19 – April 2 |
| Lake Charles | 9a | February 14 | December 7 | March 7 – March 21 |
| Kenner | 9b | January 30 | December 31 | February 20 – March 6 |
| Bossier City | 8b | February 28 | November 24 | March 21 – April 4 |
Sweet Potato in Louisiana: FAQ
When can I plant sweet potato in Louisiana?
Across Louisiana, the time to transplant sweet potato spans roughly February 12 in New Orleans to April 18 in Claiborne, each following that city's local frost dates.
Does the sweet potato planting date vary across Louisiana?
Yes. Louisiana publishes 55 cities with their own frost dates, so the right sweet potato planting window shifts by weeks between the warmest and coldest parts of the state — use your city's page for the exact dates.
How long does sweet potato take to grow in Louisiana?
Sweet Potato takes about 90–120 days to reach harvest once planted — check that this fits inside your city's frost-free season on its place page.
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