China celery: alias China Ben celery, with slender petiole and many mechanical tissues, which can be divided into solid celery and hollow celery according to the hollow degree of petiole; According to the petiole color, it is divided into green celery and white celery. Green celery leaves are big, green, petiole is thick, transverse diameter is about 1.5 cm, aroma is rich, yield is high, and softening quality is average. White celery plants are short, with small leaves, light green, thin petiole, transverse diameter of about 65438±0.2cm, yellow-white or white, fragrant, good quality and easy to soften.

Celery: mainly imported from Europe and America, the plant height is 60 ~ 80 cm, the petiole is thick, wide and flat, and the width is 2.3 ~ 3.3 cm. Most of them are solid, with light taste, crisp and tender, and poor heat resistance. The plant weight is 1 ~ 2 kg, and there are two types: green stalk and yellow stalk.