| Variety | Days | Treated | Notes |
| Arianna | 50 | Crunchy flavor | |
| Bibb | 60 | Early spring | |
| Buttercrunch | 65 | More heat tolerant | |
| Great Lakes 118 | 85 | Large dark green head | |
| Hanson Improved | 80 | Large yellow-green head | |
| Iceberg | 82 | Most popular | |
| Ithaca | 80 | N | Cool weather |
| Marviella of Four Seasons | 45-70 | N | French excellent flavor |
| Nevada | 48 | N | Disease resistant |
| Summertime | 70 | N | Slow to bolt |