The simplest way is to split a knife vertically in the middle, divide the cabbage into two petals, then take half and cut it vertically in the middle, and then cut it horizontally, generally at a cross section of 0.8 to 1 cm. This cutting method is the simplest and most commonly used.

Chinese cabbage is a biennial herb with a height of 40-60 cm. The whole plant is slightly white and hairless, and sometimes there are several bristles on the lower midvein. Basal leaves are large, obovate-oblong to obovate, 30 ~ 60 cm long, blunt at the top, wrinkled and wavy at the edge, sometimes with inconspicuous teeth, and the midvein is white and wide;

Lateral veins are thick, petiole white, flat, 5-9 cm long and 2-8 cm wide, with wide and thin wings and notches at the edge; The upper cauline leaves are oblong-ovate, oblong-lanceolate to long-lanceolate, 2.5-7 cm long, the top is blunt to short and sharp, the whole leaves are toothed, stalked or clasped, ear-shaped and hairy. The flowers are bright yellow with a diameter of1.2-1.5cm;

Pedicel 4-6 mm long; Sepals oblong or ovate-lanceolate, 4-5 mm long, erect, light green to yellow; Petals obovate, 7-8 mm long, tapering into claws at the base. Silique is thick and short, with a length of 3-6 cm and a width of 3 mm, flat and upright on the side, with a beak length of 4- 10 mm, a width of 1 mm and a round top. Fruiting pedicels spreading or ascending, 2.5-3 cm long, thicker. The seeds are spherical, with a diameter of 1- 1.5mm and brown. It blooms in May and bears fruit in June.

References:

Chinese cabbage-Baidu encyclopedia