Made of black or white plastic, the Low Profile Reader (2001 or 2001W) can be flush or surface mounted, bracketed, or concealed behind glass, plaster, or other nonmetal surfaces.
Growing Head Lettuce. 1  1. Choose a head lettuce variety for indoor planting. 2  2. Prepare seed trays. 3  3. Sow the seeds 4-6 weeks before the last spring frost.  4. Give the seeds plenty of sunlight and 1  water. 5. Transplant into the garden.  6. Fertilize the lettuce three weeks after 1  transplanting. 7. Cut mature leaves.
Step 3. Photo Credit Stephanie Loaiza/Demand Media. Remove the separate lettuce leaves by hand, if desired, and pat each dry with paper towels or use a salad spinner to free the leaves of as much water as possible. Use paper towels to pat dry the outside of the head of lettuce if you plan on storing it whole.