Are A-choy and lettuce the same vegetable?

A-choy and lettuce both belong to Lactuca sativa (lettuce), and the two share certain similarities, but A-choy is not lettuce; the two are different vegetables.

1. Characteristics of A-choy

A-choy looks somewhat like lettuce, its leaves are pointed in shape, and the leaf blades are very long, with a very striking color of pale green. It grows very vigorously and can adapt to many environmental factors; even under relatively harsh conditions, it can still produce high-quality A-choy. A-choy tastes very tender and fresh, and has a faint delicate fragrance. A-choy is suitable for stir-frying and also for serving cold dressed; different ways of eating it give it different flavor characteristics.

2. Characteristics of lettuce

Lettuce is one of the vegetables we eat most in daily life. Lettuce looks rather different from A-choy; lettuce leaves are curled and relatively densely packed. Lettuce is usually divided into head lettuce and leaf lettuce. Lettuce has certain requirements for its growing environment and its growth vigor is not as vigorous as that of A-choy; lettuce does not adapt to weather that is too cold or too hot, and its cold tolerance and heat tolerance are both inferior to those of A-choy. Lettuce contains relatively abundant vitamin E. Lettuce is usually eaten stir-fried or raw; many hamburgers have lettuce tucked inside, because its texture is good and its nutrition is also very good.

3. Differences between A-choy and lettuce

A-choy looks like celtuce, but its leaves are slender and flat, and its fleshy stem is both thin and short; it belongs to a variety of leaf lettuce——romaine lettuce, is close to lettuce, and is also called ox-tongue lettuce. The nutritional value of A-choy is slightly higher than that of lettuce, and far superior to that of celtuce. A-choy has few pests, requires no insecticide spraying during field production, and carries no concern of pesticide contamination, so it is a clean vegetable.

Although A-choy and lettuce are very similar, the two are not the same, so when eating vegetables, be sure to distinguish them clearly.