It can grow up to 6 feet (1.8 meters) in height. Wild lettuce has bright green leaves, which sprout from a green stem that’s occasionally spotted purple. When scratched, the plant secretes a ...

A tender wild lettuce stem is a true delicacy, and the plant is easier to grow. Harvest lettuce seeds this late summer and fall and offer them a spot in your vegetable plot. L. biennis will prefer ...