This lettuce is a variety of lettuce that grows in a tall head of sturdy dark green leaves with firm ribs down their centers.Plant Height: 40~45cmPlant Weight:about 200~400gTemperature Range:12~30℃Characteristic: Early-mid maturing,Both resist to cold and heat. Nice commodity with bright green color,Leaf of shape of blade needle,with out spot. Erect plant, bright color. Good taste of less fiber, fresh fragrance.