Texas planting zones & frost dates
The 55 Texas cities on this site fall in zones 7a, 7b, 8a, 8b, 9a, 9b, 10a. Last spring frost dates range from Jan 13 in Brownsville to Apr 20 in Amarillo.
| City | Zone | Last frost | First frost | Population |
|---|---|---|---|---|
| Houston | 9b | Feb 18 | Dec 8 | 2,390,125 |
| San Antonio | 9a | Mar 5 | Nov 18 | 1,526,656 |
| Dallas | 8b | Mar 9 | Nov 20 | 1,326,087 |
| Fort Worth | 8b | Mar 12 | Nov 14 | 1,008,106 |
| Austin | 9a | Mar 2 | Nov 26 | 993,588 |
| El Paso | 8b | Mar 9 | Nov 14 | 681,723 |
| Arlington | 8b | Mar 16 | Nov 12 | 403,672 |
| Corpus Christi | 10a | Jan 31 | Jan 1 | 317,317 |
| Plano | 8b | Mar 14 | Nov 13 | 293,286 |
| Lubbock | 7b | Apr 12 | Oct 28 | 272,086 |
| Laredo | 9b | Feb 5 | Dec 6 | 261,260 |
| Irving | 8b | Mar 15 | Nov 15 | 258,060 |
| Garland | 8b | Mar 14 | Nov 13 | 250,431 |
| Frisco | 8b | Mar 14 | Nov 13 | 235,208 |
| McKinney | 8b | Mar 26 | Nov 7 | 227,526 |
| Grand Prairie | 8b | Mar 29 | Nov 5 | 207,331 |
| Amarillo | 7a | Apr 20 | Oct 22 | 203,729 |
| Brownsville | 10a | Jan 13 | Dec 24 | 191,967 |
| Denton | 8b | Mar 21 | Nov 12 | 165,998 |
| Killeen | 8b | Mar 24 | Nov 8 | 160,616 |
| Mesquite | 8b | Mar 20 | Nov 11 | 150,140 |
| Pasadena | 9b | Feb 10 | Dec 10 | 149,617 |
| McAllen | 10a | Jan 30 | Dec 22 | 148,782 |
| Waco | 8b | Mar 19 | Nov 13 | 146,608 |
| Midland | 8b | Apr 3 | Nov 3 | 143,687 |
| Lewisville | 8b | Mar 23 | Nov 9 | 135,983 |
| Carrollton | 8b | Mar 15 | Nov 15 | 135,456 |
| Round Rock | 9a | Mar 19 | Nov 13 | 135,359 |
| Abilene | 8a | Mar 29 | Nov 5 | 130,501 |
| Pearland | 9b | Feb 15 | Dec 10 | 129,620 |
| College Station | 9a | Mar 6 | Nov 22 | 128,023 |
| Odessa | 8b | Mar 27 | Nov 8 | 119,748 |
| League City | 9b | Feb 15 | Dec 3 | 118,456 |
| Richardson | 8b | Mar 14 | Nov 13 | 118,221 |
| New Braunfels | 9a | Mar 18 | Nov 10 | 116,477 |
| Conroe | 9a | Mar 4 | Nov 24 | 114,581 |
| Allen | 8b | Mar 27 | Nov 5 | 113,746 |
| Beaumont | 9a | Feb 26 | Nov 26 | 112,893 |
| Tyler | 8b | Mar 15 | Nov 13 | 112,219 |
| Sugar Land | 9b | Feb 20 | Dec 3 | 109,851 |
| Edinburg | 10a | Jan 27 | Dec 24 | 108,733 |
| Wichita Falls | 8a | Apr 2 | Nov 4 | 102,372 |
| Georgetown | 9a | Mar 15 | Nov 16 | 101,344 |
| San Angelo | 8a | Apr 1 | Nov 4 | 100,159 |
| Temple | 8b | Mar 22 | Nov 11 | 96,267 |
| Bryan | 9a | Mar 6 | Nov 22 | 91,541 |
| Mission | 10a | Jan 29 | Dec 26 | 88,574 |
| Leander | 9a | Mar 15 | Nov 16 | 87,511 |
| Baytown | 9b | Mar 2 | Nov 25 | 86,004 |
| Longview | 8b | Mar 15 | Nov 14 | 83,668 |
| Pharr | 10a | Jan 29 | Dec 26 | 81,142 |
| Mansfield | 8b | Mar 16 | Nov 12 | 80,803 |
| Flower Mound | 8b | Mar 23 | Nov 9 | 79,990 |
| Missouri City | 9b | Mar 1 | Nov 27 | 78,582 |
| Cedar Park | 9a | Mar 19 | Nov 13 | 78,380 |
Frost dates are 30%-risk dates from the nearest suitable NOAA station. Population: Census Vintage 2024 estimates.