Lactuca sativa, (Circa 1870's USA) Aka: Eichlings Early Market Or Hubbards All Year Round) An Old variety from mainland Europe was found by a New York market gardener & introduced commercially in 1873 by Chase Brothers of Rochester, New York. Early Spring, late Summer or early Autumn cabbaging or butterhead lettuce developing large loose heads about 10-inch dia with dark green crumpled leaves with a smooth edge, a compact dense & crisp, succulent creamy-yellow heart with an excellent flavour.. It can, as the name suggests, be sown all year round (Plant 18 to 24 in apart), 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.