When to plant potato in South Carolina
South Carolina spans USDA zones 8a–9b, so the right time to plant potato shifts by weeks across the state. The window to sow seed directly outdoors runs from about January 7 in Charleston to March 23 in Gaffney — below are local dates for 63 cities, each computed from its own frost dates.
| City | Zone | Last frost | First frost | Direct sow |
|---|---|---|---|---|
| Charleston | 9a | February 4 | December 30 | January 7 – January 21 |
| Columbia | 8b | March 22 | November 15 | February 22 – March 8 |
| North Charleston | 9a | March 7 | November 27 | February 7 – February 21 |
| Mount Pleasant | 9a | March 13 | November 30 | February 13 – February 27 |
| Rock Hill | 8a | March 27 | November 5 | February 27 – March 13 |
| Greenville | 8a | March 28 | November 7 | February 28 – March 14 |
| Summerville | 8b | March 22 | November 12 | February 22 – March 8 |
| Goose Creek | 8b | March 7 | November 27 | February 7 – February 21 |
Potato in South Carolina: FAQ
When can I plant potato in South Carolina?
Across South Carolina, the time to direct-sow potato spans roughly January 7 in Charleston to March 23 in Gaffney, each following that city's local frost dates.
Does the potato planting date vary across South Carolina?
Yes. South Carolina publishes 63 cities with their own frost dates, so the right 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 potato take to grow in South Carolina?
Potato takes about 70–120 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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