"Tear or cut the leaves before you wash the lettuce," says Weinstein. "The coziest place for contaminants to reside is deep inside, where leaves meet core." Steps for washing lettuce: ...

Early planted spring greens, lettuce, Chinese greens and many spinach varieties don’t live long and mature quickly, besides being sensitive to high temperatures and low humidity.

Red leaf lettuce contains 42% of the daily value of vitamin A. It also contains small amounts of vitamin C and iron. A cup of chopped romaine lettuce contains: ...