When to Plant Sweet Corn in Texas
Direct Sow Outdoors
Tuesday, January 27, 2026
State
Texas
USDA Zones
6b, 7a, 7b, 8a, 8b, 9a, 9b, 10a, 10b
Avg Last Frost
Tuesday, February 10, 2026
Cities Covered
1461
Texas Planting Schedule by Zone
Texas spans 9 zones — find yours below for the most accurate dates.
| Zone | Last Frost | Direct Sow |
|---|---|---|
| 6b | Wednesday, April 15, 2026 | Wednesday, April 1, 2026 |
| 7a | Friday, April 10, 2026 | Friday, March 27, 2026 |
| 7b | Sunday, April 5, 2026 | Sunday, March 22, 2026 |
| 8a | Friday, March 20, 2026 | Friday, March 6, 2026 |
| 8b | Sunday, March 15, 2026 | Sunday, March 1, 2026 |
| 9a | Friday, February 20, 2026 | Friday, February 6, 2026 |
| 9b | Tuesday, February 10, 2026 | Tuesday, January 27, 2026 |
| 10a | Sunday, January 25, 2026 | Sunday, January 11, 2026 |
| 10b | Thursday, January 15, 2026 | Thursday, January 1, 2026 |
Dates based on average last frost. Check your local forecast before planting.
🌿 About Sweet Corn
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Growing Sweet Corn in Texas: Complete Guide
Sweet Corn (Zea mays var. saccharata) is a crop that grows best when sown directly in the garden. In Texas, the right time to direct sow is around Tuesday, January 27, 2026, once soil temperatures are consistently warm enough for germination.
Because Texas stretches across 9 USDA hardiness zones (6b, 7a, 7b, 8a, 8b, 9a, 9b, 10a, 10b), planting windows can shift by as much as six to eight weeks from one end of the state to the other. Gardeners in the warmer southern zones can start earlier, while those in cooler northern zones should wait until the zone table above shows their last frost has passed.
With 75 days to maturity, Sweet Corn fits comfortably within Texas's growing season in most zones. In the warmest parts of the state, a second planting later in the season may be possible.
Sweet Corn requires full sun (8+ hours) and high (consistent moisture, especially at silking) moisture. Most of Texas receives adequate sunlight during the growing season, though gardeners in humid eastern regions should watch for fungal issues and ensure good air circulation.
For the most precise planting dates tailored to your exact location, enter your ZIP code on our planting calendar or use the zone table above to find the schedule for your area of Texas.
Frequently Asked Questions
When should I plant Sweet Corn in Texas?
In Texas, direct sow Sweet Corn outdoors around Tuesday, January 27, 2026. Texas spans zones 6b–10b, so gardeners in warmer zones can plant earlier.
What is the last frost date in Texas?
Texas spans 9 USDA zones (6b, 7a, 7b, 8a, 8b, 9a, 9b, 10a, 10b), so last frost dates vary by region. Dalhart, Kerrick, Lipscomb (6b) sees frost until around Wednesday, April 15, 2026, while South Padre Island (10b) is frost-free much earlier.
How long does Sweet Corn take to grow in Texas?
Sweet Corn takes about 75 days from transplant (or direct sow) to harvest. In Texas's longer-season zones, a second planting in late summer may be possible.
What USDA zones does Texas cover for Sweet Corn?
Texas includes zones 6b, 7a, 7b, 8a, 8b, 9a, 9b, 10a, 10b. Sweet Corn grows well across all of these zones with adjusted timing — use the zone table above to find the right dates for your part of the state.
Find Precise Dates for Your City
Select a city for exact planting dates based on local frost records.