- You will get 601+ Seeds of Champion Collard Greens Vegetable Seeds. - Seller Notes “Brassica oleracea. U.S. Grown seed. Organic. Tested 1/23-Germination 94%. Packed 1/23.”. - Planting Time: 8 Weeks. - Soil Type: Clay, Loam, Peat, Sand. - Life Cycle: Annual. - USDA Hardiness Zone (°F): 7 (0 to 10 °F). - Soil pH: Neutral. - Watering: Medium. - Sunlight: Full Sun. - Champion Collard Greens. U.S. grown seed. Organic, Non-Gmo. Mother nature's original recipe. Very easy to grow from seed. Tender, blue-green leaves that will withstand a light frost. The mild cabbage-like flavor actually improves with frost. Plant in spring and again in late summer for a fall to winter harvest. You can harvest at anytime. Winter hardy down to 5F. 600+ seeds per order. Thank you! - Brassica oleracea. - Full sun. - Early Spring, soil temp 65F+. Fall, soil temp below 80F. - SOW 1" deep. 4" apart. Keep Moist. - Germinates in 10 - 14 days. - Medium water. - 60 Days to maturity, pick outside leaves anytime.