Cabbage Seeds - Pak Choi - Little Shanghai - Hybrid. Non-GMO. Annual. Brassica rapa Chinensis group. 30-40 days. Cool-warm season. Excellent Shanghai baby pak choi with good uniformity. Plants grow upright, short and compact. Leaves are dark green with green petioles that are wide and thick. It has heat and cold tolerance and slow bolting. For late spring, summer and fall planting. Recommended variety for mini pak choi, Shanghai Miao production. ~ 4,000 seeds per oz.