Brussels sprouts , a variety of cabbage, have a medium ladle shape with wrinkles on the surface and a long petiole. The stem is 35-100 cm high. There is no leaf ball at the top of the stem, and the leaf axils can shoot to form small leaf balls, and the leaf organs can shoot to form small leaf balls. The diameter of the leaf balls is 1-4 cm, yellow-green or purple-red. There are more cultivation in Britain, France, Belgium and other countries, but my country has a small amount of cultivation, and it is ordered for western food. The quality requirements of brussels sprouts are: neat appearance, uniform size, fresh and clean, free of pests and diseases.