Lactuca sativa, (Romaine) Sweet & Crisp, (Lactuca sativa) Also called - Sucrine or Sugar Cos, One of the earliest to mature & the best tasting & most trouble-free lettuce you can grow. A compact, small variety of Romaine, but with the succulent sweetness of a butterhead. The glossy-leafed heads are a petite 6" tall and 4" wide — a perfect size for an individual dinner salad & ideal for salads & sandwiches. This variety shows some tolerance to downy mildew. Quick to mature, Can be container grown or used as a cut and come again., Seed Count Approx - 350 avg SOWING - Sow in an unheated greenhouse or protected area outside, all thru the year making succession plantings every 1-2 weeks to ensure a constant harvest. Always harvest lettuce very early in the morning, Maturity 68 days Seed Depth: sow thinly and just lightly covered (5 to 10 days to emerge) Note: Lettuce will not germinate at high temperatures.