A cos type lettuce which is an annual/biennial lettuce also known as romaine. The crisp mint lettuce is a heirloom variety with crisp, dark green outer leaves, slightly wrinkly which form an upright cluster and has a pale-coloured heart.
Scientific Name: Lactuca Sativa
Plant Life Cycle: annual
Optimal Germination Temperature: 16C
Germination time in days: 7-15 days
Indicative Days to maturity: 60-80 days
Sunlight: Full sun/partial shade
Soil requirement: rich and well drained
Sowing and cultivation: Sow indoor from March. Or outdoor from end of April to early September and harvest from end of may to november.