Growing lettuce is an easy vegetable to start. I love growing fresh lettuce all year. A lot of varieties grow in medium containers and do not get too big for indoor use. While, in the summer, I grow bigger varieties like head lettuces that harvest 12 plus inches across. Learn how I start lettuce from seed and save you money by growing your own lettuce. Lettuce is a cool season crop. It does best in the spring or fall. However, some lettuce will grow in the summer. Look for heat tolerant varieties such as Bibb and Butterhead. Start seeds about 4 weeks before transplanting outdoors. Lettuce like full sun or…