When to plant radicchio in South Carolina
South Carolina spans USDA zones 8a–9b, so the right time to plant radicchio shifts by weeks across the state. The window to transplant seedlings outdoors runs from about January 21 in Charleston to April 6 in Gaffney — below are local dates for 63 cities, each computed from its own frost dates.
| City | Zone | Last frost | First frost | Transplant out |
|---|---|---|---|---|
| Charleston | 9a | February 4 | December 30 | January 21 – February 4 |
| Columbia | 8b | March 22 | November 15 | March 8 – March 22 |
| North Charleston | 9a | March 7 | November 27 | February 21 – March 7 |
| Mount Pleasant | 9a | March 13 | November 30 | February 27 – March 13 |
| Rock Hill | 8a | March 27 | November 5 | March 13 – March 27 |
| Greenville | 8a | March 28 | November 7 | March 14 – March 28 |
| Summerville | 8b | March 22 | November 12 | March 8 – March 22 |
| Goose Creek | 8b | March 7 | November 27 | February 21 – March 7 |
Radicchio in South Carolina: FAQ
When can I plant radicchio in South Carolina?
Across South Carolina, the time to transplant radicchio spans roughly January 21 in Charleston to April 6 in Gaffney, each following that city's local frost dates.
Does the radicchio planting date vary across South Carolina?
Yes. South Carolina publishes 63 cities with their own frost dates, so the right radicchio 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 radicchio take to grow in South Carolina?
Radicchio takes about 60–90 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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