Winner Kohlrabi F1 hybrid is an Oriental type that produces light green smooth globes that average 3" to 4" inches in diameter and weigh about 18 oz. Known for excellent storage shelf life, resistance to rot and splitting, Winner Kohlrabi has a sweet fruity flavor with crisp flesh texture. Vigorous cold hardy plants grow upward leaves that can also be harvested when they are young. 55 days. Packet: 100 seeds.