The Lettuce Crisphead Summertime, 'Lactuca sativa', is the most heat resistant head lettuce yet. Summertime is very sweet and has a far superior flavor to grocery store head letuce. Why grow head lettuce that you can buy in the store? Because it tastes a lot better grown at home! Summertime is a spring/summer head lettuce that has medium sized 6 inch heads. It is bery heat resistant and that is uncommon but very important for head lettuce.
Summertime Crisphead Lettuce is an annual cool season plant. It will send up a seed stalk, which causes foliage to taste bitter, in heat generally above 90 degrees. Plant in early spring, 3 to 4 weeks before the average last frost date. This lettuce likes light, fertile, moist, and well drained soils. They will grow in light shade. Lettuce grows well near cabbage, beets, carrots, chives, garlic, and onion. This lettuce can also be grown inside in containers and is so beautiful it can be used in borders and edging.