Brassica oleracea (gongylodes group)- The hardiest cultivars of Kohlrabi are those with purple skins and `Purple Vienna` an old variety seems to be the hardiest of all. Start planting in early spring for harvest in mid summer to fall. Like a cross between a potato and a squash, the crisp white flesh is perfect for dips, grated for salads and steamed or stir-fried. A good source of Vitamin C and potassium. Heirloom. 60 days. Approximately 300 seeds.
