When to plant sweet corn in Texas
Texas spans USDA zones 7a–10a, so the right time to plant sweet corn shifts by weeks across the state. The window to sow seed directly outdoors runs from about January 8 in Edinburg to April 21 in Dumas — below are local dates for 267 cities, each computed from its own frost dates.
| City | Zone | Last frost | First frost | Direct sow |
|---|---|---|---|---|
| Houston | 9b | February 2 | December 25 | February 2 – February 16 |
| San Antonio | 9a | February 25 | November 28 | February 25 – March 11 |
| Dallas | 8b | March 2 | November 29 | March 2 – March 16 |
| Austin | 9a | February 20 | December 3 | February 20 – March 6 |
| Fort Worth | 8b | March 5 | November 24 | March 5 – March 19 |
| El Paso | 8b | March 2 | November 20 | March 2 – March 16 |
| Arlington | 8b | March 9 | November 21 | March 9 – March 23 |
| Corpus Christi | 10a | January 22 | January 4 | January 22 – February 5 |
Sweet Corn in Texas: FAQ
When can I plant sweet corn in Texas?
Across Texas, the time to direct-sow sweet corn spans roughly January 8 in Edinburg to April 21 in Dumas, each following that city's local frost dates.
Does the sweet corn planting date vary across Texas?
Yes. Texas publishes 267 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 Texas?
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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