1、 Different varieties

Western lettuce is also one of the categories of lettuce. Because it comes from the west, it is also called ball lettuce and Western lettuce. Because they belong to the same family and genus, they look similar, but there are some differences

Lettuce is a common vegetable in life. It is widely planted in China. It has been introduced into China for a long time and has been cultivated and maintained for a long time

2、 Different shapes

Western lettuce is also called ball lettuce. From this name, we can also see that its shape is cylindrical, conical, oblate, circular, etc., like an elliptical ball, with leaves wrapped on the ball. And its bottom is straight root system. The soil layer distributed is relatively shallow and the root is not deep, so the absorption capacity is very weakened during maintenance

The shape of lettuce is expanded outward, not like the former. The surrounding leaves are wrinkled and arranged irregularly. They look messy. Some leaves will flatten, some will shrink, the edges of the leaves also have wavy lines or shallow cracks, and the peripheral leaves are expanded outward