Lettuce is most often used for salads, although it is also seen in other kinds of food, such as soups, and wraps.
Lettuce was first cultivated in ancient Egypt for its edible , with evidence of its cultivation appearing as early as 2680 BC.
The Egyptians and passed to the Greeks, who in turn shared them with the Romans, who cultivated lettuce , some of which may have been ancestors of today's lettuces.
Between the 16th and 18th , many varieties were developed in Europe, particularly Holland.
In the 20th century, the development of new packing, storage and shipping improved the lifespan and transportability of lettuce and resulted in a significant increase in availability.