F1 Red Chinese Cabbage. In warm weather the plants will stay open and produce large, thick leaves that are crunchier. In the cooler autumn weather, the heads usually close like a standard Chinese cabbage with softer, more tender leaves. Unique and very attractive with dark, deep red leaves, Ideal for salads, garnishes and Kimchi a traditional Korean side dish. Sow May to July direct. Maturity 55 days. Brassica rapa var. pekinensis.