Lettuce Romaine Parris Island Cos Organic HEIRLOOM Seeds (LG)

Lettuce Romaine Parris Island Cos Organic HEIRLOOM Seeds (LG)

Lactuca sativa

Item #7611


68 days. Crunchy, sweet leaves, buttery-green heart and vigorous growth are a few qualities of Parris Island Cos romaine lettuce. The slightly ruffled or savoyed leaves are appealing while the crisp texture is great for salads and sandwiches. Leaves of this versatile variety can be harvested at any size. Developed by Clemson University and the USDA, this 10 -12" tall, upright lettuce will be a favorite in your garden and your kitchen. Ideal for lettuce wraps. Plants resist tipburn and are mosaic virus tolerant.

This packet sows forty 10-foot rows.

Seedling Image

Days to Emerge:
5-10 days

Seed Depth:

Seed Spacing:
A group of 4 seeds every 8"

Row Spacing:

When 1/2" tall, thin to 1 every 8"

When to sow outside: 4 to 6 weeks before average last frost and successive sowings every 2 weeks until 2 weeks after last spring frost. Sow again in late summer, 6 to 8 weeks before average first frost and successive sowings every 2 weeks until 4 weeks before first fall frost. USDA zone 8 or warmer: also sow in fall for winter harvest.

When to start inside: 2 to 4 weeks before average last frost and in summer when soil temperatures are too warm outside to germinate lettuce seed.

Harvesting: Individual leaves can be harvested any time as desired. The whole plant can be sheared to 2" above ground level when plant is up to 8" tall; more leaves will be produced.

Artist: Toni Bond

Send your photo to us

Learn & Grow

View all Articles

Seed Starting Basics


To take a small, dormant capsule of life and unlock its culinary and/or…


Seed Starting Outdoors

Each Botanical Interests seed packet is rich with information on the outside and inside to guide you through each step of growing from seed to ensure…


How to Plan Your Fall Vegetable Garden

What and Where to Sow:

First, consider where you have space from harvested crops or will have space in the next few weeks. Is there room to sow a…