Crisphead varieties are the least adapted to Arkansas conditions and require the most care. They are extremely sensitive to heat and rain and must be grown from transplants that are started early. Back To Top Sources There are many different sources for these cultivars. Cos and butterhead lettuce can be planted in the spring when the soil is dry enough to rake the surface. May. Late planting started in mid-August will mature during cool fall weather.
Water is essential for seed germination and establishment of seedlings.
Start transplants indoors or in a cold frame and set them in the garden in mid-March. Harden transplants outdoors so they become acclimatized to the conditions under which they will be grown. Cos and leaf lettuce can also be transplanted for earlier harvest. We do not recommend planting head lettuce in Arkansas. Head lettuce must be transplanted and is susceptible to bacterial soft rots when exposed to frequent rains.