Louisiana frost dates: L
| City | Last frost | First frost | Season | Zone |
|---|---|---|---|---|
| La Place | Feb 9 | Dec 14 | 308 d | 9b |
| Labadieville | Feb 5 | Dec 14 | 312 d | 9b |
| Lacassine | Feb 19 | Dec 4 | 288 d | 9a |
| Lacombe | Mar 3 | Nov 21 | 263 d | 9a |
| Lafayette | Feb 26 | Nov 28 | 275 d | 9a |
| Lafitte | Feb 10 | Dec 12 | 305 d | 9b |
| Lake Arthur | Feb 10 | Dec 11 | 304 d | 9b |
| Lake Charles | Mar 2 | Nov 25 | 268 d | 9a |
| Lake Providence | Mar 5 | Nov 24 | 264 d | 8b |
| Lakeland | Feb 19 | Dec 5 | 289 d | 9a |
| Larose | Feb 8 | Dec 19 | 314 d | 9b |
| Lawtell | Feb 28 | Nov 23 | 268 d | 9a |
| Lebeau | Feb 28 | Nov 24 | 269 d | 9a |
| Leblanc | Mar 1 | Nov 24 | 268 d | 9a |
| Lecompte | Mar 1 | Nov 22 | 266 d | 9a |
| Leesville | Mar 20 | Nov 9 | 234 d | 9a |
| Lena | Mar 2 | Nov 27 | 270 d | 9a |
| Leonville | Feb 28 | Nov 23 | 268 d | 9a |
| Lettsworth | Mar 2 | Nov 24 | 267 d | 9a |
| Libuse | Mar 16 | Nov 8 | 237 d | 9a |
| Lillie | Mar 24 | Nov 7 | 228 d | 8b |
| Lisbon | Mar 30 | Nov 6 | 221 d | 8b |
| Livingston | Mar 7 | Nov 18 | 256 d | 9a |
| Livonia | Feb 19 | Dec 5 | 289 d | 9a |
| Lockport | Feb 8 | Dec 19 | 314 d | 9b |
| Logansport | Mar 8 | Nov 20 | 257 d | 8b |
| Longleaf | Mar 1 | Nov 22 | 266 d | 9a |
| Longstreet | Mar 8 | Nov 20 | 257 d | 8b |
| Longville | Mar 2 | Nov 25 | 268 d | 9a |
| Loranger | Mar 8 | Nov 19 | 256 d | 9a |
| Loreauville | Feb 15 | Dec 3 | 291 d | 9a |
| Lottie | Feb 19 | Dec 5 | 289 d | 9a |
| Luling | Jan 30 | Dec 31 | 335 d | 9b |
| Lutcher | Feb 9 | Dec 14 | 308 d | 9a |
| Lydia | Feb 15 | Dec 3 | 291 d | 9a |