Iceberg lettuce is one of the longer-lasting varieties. Unlike delicate leaf lettuce, its sturdy, round shape with tightly wrapped leaves can last up to two weeks in the refrigerator. To make sure it ...

Nursing your own lettuce from seed to harvest can be a bit of a challenge outdoors. The temperatures have to be just right. When it's too hot, the greens bolt and become unpalatably bitter. And ...

Q. What causes lettuce to flower, and why does it taste bitter after flowering? When an annual (or biennial) reaches the end of its life, it wants to reproduce. This involves producing flowers and, ...