2000 CANTON PAK CHOI (Bok Choy / Chinese Cabbage) Brassica Rapa Chinensis Vegetable Seeds HARDINESS ZONE: Biennial HARVEST: 70 Days PLANT HEIGHT: 6 - 18" . . . PLANT SPACING: 18 - 24" LIGHT REQUIREMENTS: Sun . . . SOIL / WATER: Average Pak Choi is very popular in Chinese cuisine. It has succulent white stems with dark green leaves that are juicy and crisp. The leaves can be eaten raw in salads or cooked by steaming, sauting, or stir frying. The stalks eaten raw like celery or can also be cooked.