Botanical Name: Brassica oleracea and B. napus
Days to Maturity: 25–55 days
Hardiness: Biennial grown as an annual, kale is very cold hardy and may overwinter in milder climates.
Plant Dimensions: If left to grow to maturity, the varieties in this mix will get up to 4′ tall, but for baby greens should be picked at 2″–4″.
Variety Information: ‘DWARF BLUE CURLED’: 12″-15″ tall, bluish green leaves with curly, frilly edges. ‘DWARF SIBERIAN IMPROVED’: 12″-15″ tall, deep green smooth, rippled leaves with coarsely curled edges. ‘NERO TOSCANA’ LACINATO: 24″-48″ tall, strap like, blistered leaves with curled back edges are very dark blue-green, appearing almost black. Discovered in Tuscany, Italy. ‘RED RUSSIAN’: 24″-36″ tall, flat, smooth, gray-green leaves with wavy margins. Veins and stems are reddish purple. Leaves turn red with cold temperatures. Originally from Siberia.