All types of lettuce are healthy. Dark leafy greens—including lettuce, kale and spinach ,—are good sources of vitamins A, C, ...

Either type of seed is suitable for home gardeners. As the name suggests, loose-leaf lettuce types have an open, loose form.

Lettuce varieties like 'Winter Density' and 'Rouge ... Temperature preferences True to its name, 'Marvel of Four Seasons' or ...