Leaf lettuce can grow in smaller containers than head lettuce. For leaf lettuce, you need a container at least 12 inches wide and 6 inches deep. To grow head lettuce, you need a container that’s ...

It will do well in a container on your balcony or patio if you don't have a garden. The Which? Gardening experts explain how to grow lettuce, plus share our Best Buy varieties. OVERALL RATING The more ...