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Texas frost dates
Across the 75Texas weather stations below, the average last spring frost ranges from Jan 8 in Harlingen Rio Grande to Apr 22 in Muleshoe 19 S. The statewide middle is about Mar 7 for the last spring frost and Nov 22 for the first fall frost. Harlingen Rio Grande has the longest growing season, about 355 days. Hardiness zones in these places: 6b, 7a, 7b, 8a, 8b, 9a, 9b, 10a.
Frost dates by city
| Place | Zone | Last spring frost | 90% safe after | First fall frost | Frost-free days |
|---|---|---|---|---|---|
| Harlingen Rio Grande | 10a | Jan 8 | Feb 17 | Dec 29 | 355 |
| Corpus Christi Cabaniss | 10a | Jan 15 | Feb 23 | Dec 30 | 349 |
| Laredo | 9b | Jan 20 | Feb 26 | Dec 25 | 339 |
| Edinburg 17 Nne | 9b | Jan 21 | Feb 28 | Dec 23 | 336 |
| Corpus Christi | 9b | Jan 28 | Feb 28 | Dec 21 | 327 |
| Houston Hobby | 9b | Jan 30 | Mar 1 | Dec 28 | 332 |
| Houston Clover | 9b | Jan 31 | Mar 5 | Dec 27 | 330 |
| Palacios | 9b | Feb 1 | Mar 7 | Dec 17 | 319 |
| Houston Sugarland | 9b | Feb 2 | Mar 7 | Dec 11 | 312 |
| Kingsville Naas | 9b | Feb 3 | Mar 6 | Dec 14 | 314 |
| Alice | 9b | Feb 5 | Mar 4 | Dec 10 | 308 |
| Cotulla La Salle | 9a | Feb 11 | Mar 9 | Dec 3 | 295 |
| Angleton Brazoria | 9b | Feb 13 | Mar 17 | Dec 8 | 298 |
| Houston Intercont | 9b | Feb 13 | Mar 12 | Dec 9 | 299 |
| Port Arthur Se Tx | 9b | Feb 14 | Mar 13 | Dec 7 | 296 |
| Del Rio | 9a | Feb 16 | Mar 10 | Dec 3 | 290 |
| Victoria | 9b | Feb 18 | Mar 14 | Dec 4 | 289 |
| Houston Hooks | 9b | Feb 19 | Mar 15 | Dec 3 | 287 |
| Austin-Camp Mabry | 9a | Feb 20 | Mar 14 | Dec 3 | 286 |
| Port Aransas 32 Nne | 9b | Feb 20 | Mar 16 | Dec 2 | 285 |
| San Antonio Stinson | 9a | Feb 20 | Mar 13 | Dec 3 | 286 |
| Randolph | 9a | Feb 21 | Mar 14 | Dec 5 | 287 |
| San Antonio Kelly | 9a | Feb 22 | Mar 12 | Dec 2 | 283 |
| San Antonio | 9a | Feb 26 | Mar 17 | Nov 28 | 275 |
| College Stn | 9a | Feb 27 | Mar 18 | Nov 30 | 276 |
| Austin San Antonio | 9a | Mar 1 | Mar 20 | Nov 26 | 270 |
| Dryden Terrell | 8b | Mar 1 | Mar 21 | Nov 28 | 272 |
| Austin 33 Nw | 8b | Mar 2 | Mar 20 | Nov 29 | 272 |
| Dallas Love | 8b | Mar 2 | Mar 19 | Nov 29 | 272 |
| El Paso | 8b | Mar 2 | Mar 19 | Nov 20 | 263 |
| Huntsville | 9a | Mar 2 | Mar 24 | Nov 26 | 269 |
| Ft Worth | 8b | Mar 3 | Mar 22 | Nov 27 | 269 |
| Ft Worth Meacham Naaf | 8b | Mar 5 | Mar 25 | Nov 24 | 264 |
| Burnet | 8b | Mar 6 | Mar 28 | Nov 23 | 262 |
| Dallas Redbird | 8b | Mar 6 | Mar 26 | Nov 25 | 264 |
| Hondo | 9a | Mar 6 | Mar 24 | Nov 20 | 259 |
| Panther Junction 2 N | 8b | Mar 6 | Mar 28 | Nov 22 | 261 |
| Corsicana Campbell | 8b | Mar 7 | Mar 30 | Nov 23 | 261 |
| Dallas Ft Worth | 8b | Mar 8 | Mar 26 | Nov 24 | 261 |
| Ft Stockton Pecos | 8b | Mar 8 | Apr 3 | Nov 20 | 257 |
| Longview E Tx | 8b | Mar 8 | Mar 31 | Nov 17 | 254 |
| Tyler Pounds | 8b | Mar 8 | Mar 29 | Nov 22 | 259 |
| Arlington | 8b | Mar 9 | Mar 28 | Nov 21 | 257 |
| Conroe Montgomery | 9a | Mar 11 | Apr 3 | Nov 19 | 253 |
| Ft Worth Meacham | 8b | Mar 11 | Apr 3 | Nov 19 | 253 |
| Longview Wsmo | 8b | Mar 11 | Mar 30 | Nov 17 | 251 |
| Lufkin Angelina | 9a | Mar 11 | Apr 4 | Nov 15 | 249 |
| Terrell | 8b | Mar 11 | Mar 29 | Nov 18 | 252 |
| Austin Bergstrom | 9a | Mar 12 | Apr 2 | Nov 16 | 249 |
| Ft Worth Alliance | 8b | Mar 12 | Apr 3 | Nov 17 | 250 |
| Palestine 6 Wnw | 8b | Mar 12 | Apr 4 | Nov 19 | 252 |
| Waco | 8b | Mar 15 | Apr 6 | Nov 15 | 245 |
| Monahans 6 Ene | 8a | Mar 17 | Apr 6 | Nov 12 | 240 |
| Mckinney | 8b | Mar 18 | Apr 7 | Nov 11 | 238 |
| Midland Odessa | 8a | Mar 18 | Apr 8 | Nov 14 | 241 |
| Odessa Schlemeyer | 8b | Mar 19 | Apr 8 | Nov 11 | 237 |
| Abilene | 8a | Mar 20 | Apr 10 | Nov 10 | 235 |
| Big Spring | 8a | Mar 20 | Apr 7 | Nov 13 | 238 |
| San Angelo | 8a | Mar 20 | Apr 12 | Nov 10 | 235 |
| Palestine 2 Ne | 8b | Mar 23 | Apr 9 | Nov 9 | 231 |
| Denton | 8a | Mar 24 | Apr 17 | Nov 7 | 228 |
| Mineral Wells | 8a | Mar 24 | Apr 14 | Nov 10 | 231 |
| Junction Kimble | 8a | Mar 25 | Apr 17 | Nov 7 | 227 |
| Wichita Falls | 8a | Mar 26 | Apr 14 | Nov 9 | 228 |
| Winkler | 8a | Mar 26 | Apr 16 | Nov 6 | 225 |
| Bronte 11 Nne | 8a | Mar 28 | Apr 14 | Nov 4 | 221 |
| Stephenville | 8a | Mar 29 | Apr 18 | Nov 8 | 224 |
| Childress | 7b | Mar 31 | Apr 15 | Nov 7 | 221 |
| Pine Springs Np | 8a | Mar 31 | Apr 20 | Nov 11 | 225 |
| Lubbock | 7b | Apr 4 | Apr 22 | Nov 2 | 212 |
| Borger Hutchinson | 7a | Apr 6 | Apr 21 | Nov 2 | 210 |
| Amarillo | 7a | Apr 13 | Apr 29 | Oct 27 | 197 |
| Clarendon | 7a | Apr 14 | Apr 28 | Oct 26 | 195 |
| Dalhart | 6b | Apr 21 | May 4 | Oct 20 | 182 |
| Muleshoe 19 S | 7a | Apr 22 | May 3 | Oct 21 | 182 |
Dates are the 50% probability of a 32°F freeze (NOAA 1991–2020 normals); "90% safe after" is the date after which a later spring freeze happens in only 1 year in 10.
When to plant in Texas
Using the statewide middle dates (last frost Mar 7, first frost Nov 22). Adjust for your town with the table above or the planting calendar.
| Plant | When to plant in Texas |
|---|---|
| Tomatoes | Mar 14 – Mar 28 |
| Peas | Jan 24 – Feb 14; fall: Aug 30 – Sep 20 |
| Potatoes | Feb 7 – Feb 28 |
| Green beans | Mar 14 – Mar 28; fall: Sep 6 – Sep 20 |
| Garlic | Nov 22 – Dec 20 |
| Tulips | Nov 8 – Dec 20 |