The Pacific Northwest Insect Control Handbook has no control entries for this crop. However, several insecticides are registered for use on Chinese Cabbage, but have not been evaluated by University personnel in the Pacific Northwest. Check labels for rates, restrictions, and pests controlled. Proper rotations and field selection can minimize problems with insects. The Pacific Northwest Disease Control Handbook has no control entries for this crop.
Chinese cabbage is affected by many of the same diseases affecting other cole crops.
Check fungicide labels for rates, diseases controlled, restrictions, and currency of registration. Proper rotations, field selection, sanitation, spacings, fertilizer and irrigation practices can reduce the risk of many diseases. Fields can be tested for presence of harmful nematodes.