Romaine Parris Island Cos

Type: Heirloom
Packet size: 100+ seeds

Lactuca sativa. Parris Island Cos Romaine Lettuce is a classic heirloom romaine variety known for its tall, upright heads, crisp leaves, and excellent flavor. The tender green leaves surround a lighter, crunchy heart, making this lettuce an excellent choice for fresh salads, sandwiches, wraps, and classic Caesar salads.

Parris Island Cos is a dependable, relatively heat-tolerant romaine lettuce that performs well in home gardens, raised beds, and containers. Harvest individual outer leaves as needed or allow plants to develop full heads.

🌱 Growing Information

How to Grow Parris Island Cos Romaine Lettuce from Seed

Planting Depth: ⅛ inch
Seed Spacing: 6–8 inches
Row Spacing: 12–18 inches
Germination Time: 7–10 days
Days to Harvest: 60–70 days
Sun Requirements: Full Sun to Partial Shade

Planting Tips:
Parris Island Cos Romaine Lettuce grows best during the cooler temperatures of spring and fall. Sow seeds directly outdoors in early spring or late summer for a fall harvest. Lettuce can also be started indoors and transplanted into the garden.

Plant in fertile, well-drained soil and keep the soil consistently moist during germination and growth. Thin seedlings early to provide enough room for full heads to develop.

Harvest individual outer leaves for an extended harvest or cut the entire head when it reaches full size and the leaves are crisp and well formed.

🌱 Great for containers, raised beds, patios, and small-space gardens.
Container Size: Use a container at least 5–7 inches deep with good drainage.