500 Seeds| Parris Island Cos Romaine Lettuce Seeds- Lactuca sativa- Heirloom Crisp Leafy Greens Easy to Grow Cool Season Vegetable for Garden and Containers, Nutritious Leafy Greens, Excellent for Salads#6042 ^Sale

Parris Island Cos Romaine Lettuce (Lactuca sativa) is a classic heirloom variety prized for its crisp, upright heads with tender, sweet green leaves. Perfect for salads, sandwiches, and wraps, this lettuce grows reliably in cool seasons and is well-suited for both garden beds and containers. Fast-growing and easy to harvest, it provides gardeners with fresh, healthy greens straight from the garden.

Seed Information

• Type: Vegetable Seeds

• Common Name: Romaine Lettuce, Cos Lettuce

• Variety: Parris Island Cos

• Genus: Lactuca

• Life Cycle: Annual

• Features: Crisp upright heads, heirloom variety, fast growing, nutritious leafy greens, excellent for salads

• Season of Interest: Spring and fall (cool season crop)

• Indoor/Outdoor: Outdoor or containers

• Sunlight: Full sun to partial shade

• Cultivating Difficulty: Easy

• Watering: Moderate, prefers consistently moist soil

• Climate: Temperate, Mediterranean, Humid Subtropical (cool-season growth)

• Growth Habit: Upright heads, 10–12 inches tall

• Soil Type: Fertile, well-draining soil rich in organic matter

• Soil pH: 6.0–7.0

• Planting Time: Early spring or late summer for fall crop

Grow Instructions

• When to Plant: Sow outdoors 2–4 weeks before last frost in spring, or late summer for fall crop

• Soil: Fertile, well-draining soil enriched with compost

• Sunlight: Full sun to partial shade

• Watering: Keep soil evenly moist; avoid letting it dry out

• Spacing: 10–12 inches apart in rows 12–18 inches apart

• Germination: 7–14 days at 55–70°F (13–21°C)

• Harvest: 65–70 days; harvest whole heads or outer leaves as needed

• Tips: Succession plant every 2–3 weeks for continuous harvest; provide shade in hot weather to prevent bolting