Micro Greens Mild Mix Seeds 8 Grams Grow this mix all year. With enough light you can grow them indoors in the winter. Make successive plants so you will always have some on hand for salads or sandwiches. This mix contains Beets, Pak Choy, Cabbage, Kohlrabi and Swiss Chard. Begin harvesting these extremely nutritious greens when they are 2 inches tall.