When to plant sweet corn in North Carolina
North Carolina spans USDA zones 7a–8b, so the right time to plant sweet corn shifts by weeks across the state. The window to sow seed directly outdoors runs from about March 15 in Goldsboro to May 2 in Boone — below are local dates for 96 cities, each computed from its own frost dates.
| City | Zone | Last frost | First frost | Direct sow |
|---|---|---|---|---|
| Charlotte | 8a | March 30 | November 3 | March 30 – April 13 |
| Raleigh | 8a | March 28 | November 8 | March 28 – April 11 |
| Greensboro | 8a | April 1 | November 4 | April 1 – April 15 |
| Durham | 8a | April 2 | November 4 | April 2 – April 16 |
| Winston-Salem | 8a | March 26 | November 9 | March 26 – April 9 |
| Fayetteville | 8a | March 30 | November 10 | March 30 – April 13 |
| Cary | 8a | March 27 | November 8 | March 27 – April 10 |
| Wilmington | 8b | March 19 | November 20 | March 19 – April 2 |
Sweet Corn in North Carolina: FAQ
When can I plant sweet corn in North Carolina?
Across North Carolina, the time to direct-sow sweet corn spans roughly March 15 in Goldsboro to May 2 in Boone, each following that city's local frost dates.
Does the sweet corn planting date vary across North Carolina?
Yes. North Carolina publishes 96 cities with their own frost dates, so the right sweet corn 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 corn take to grow in North Carolina?
Sweet Corn 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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