Description
'Parris Island Cos' romaine lettuce offers crunchy, sweet leaves with a buttery-green heart, making it perfect for salads and lettuce wraps. Developed by the USDA and Clemson University in the 1950s, this upright lettuce reaches 10″–12″ in height, offering vigorous growth and early harvest potential. Ready in as little as 21 days for baby greens, or 68 days for full-grown heads, 'Parris Island Cos' is a versatile and hardy variety, resistant to tipburn and tolerant of mosaic virus. Its medium green, slightly crinkled leaves make it a standout in both the garden and kitchen.
This packet sows up to 184 feet. 660 seeds.
Variety Info:
Botanical Name: Lactuca sativa
Days to Maturity: 21 – 68 days
Family: Asteraceae
Native: Unknown; lettuce has been in cultivation for a long time.
Hardiness: Frost-tolerant annual
Plant Dimensions: 10″–12″ tall, 8″–10″ wide
Variety Information: Upright growth with medium green, slightly savoyed (crinkled) leaves, crisp ribs, and buttery-green heart. 'Parris Island Cos' is a romaine-type lettuce developed around 1950 by Clemson University, and named after Parris Island in South Carolina.
Sowing Info:
When to Sow Outside: RECOMMENDED. 2 to 4 weeks before your average last frost date, and when soil temperature is at least 40°F, ideally 60°–70°F. Successive Sowings: Every 3 weeks until 4 to 6 weeks before your average first fall frost date. Mild Climates: Sow in fall and winter for cool season harvests.
When to Start Inside: 4 to 6 weeks before your average last frost date, and in summer when soil temperatures are too warm (above 80°F) to germinate lettuce seed.
Days to Emerge: 5–10 days
Seed Depth: Surface to 1/8″
Seed Spacing: A group of 3 seeds every 10″
Row Spacing: 10″
Thinning: When ½” tall, thin to 1 every 10″
Growing Info:
Harvesting: Harvest in the morning, by cutting off at ground level. If regrowth is desired, cut the leaves higher, at 2″. For a continual supply, outer, individual leaves can be harvested at any stage of maturity, but leave at least half of the plant for regrowth.
