Scientific Name (Species, Family): Lactuca sativa longifolia, Asteraceae
Common name(s), variety: Romaine Lettuce, Verde D'Inverno
Type of reproductive material: Seed
Weight of 100 seeds: 0.112 g / 0.0039 oz
Plant life cycle: Annual
Plant Part commercially exploited: Leaves
Average Yield potential tons per hectare: 30 Outdoors - 80 Greenhouse
You can find more information concerning the cultivation of the species here.