Lettuce Special Blend (Net Wt. 2g.) – Matures in 50 days. This mix of lettuce favorites is usually harvested young and mixed for salads. Plant enough each planting to last about a week at harvest time. If you like salad, start with about 5 feet of row and adjust each planting as needed. This mild mix contains the following lettuce seeds: Black Seeded Simpson, Green Salad Bowl, Oakleaf, Red Salad Bowl, and Romaine.