Red Romaine Lettuce Seeds (Romaine or Cos Type) – 1765

Bring vibrant color and robust flavor to your garden with Red Romaine Lettuce Seeds (1765). This heirloom variety, also known as Cos lettuce, features tall, upright heads with striking reddish-bronze leaves and crisp green hearts. With a tender texture and slightly sweet, nutty flavor, Red Romaine is ideal for salads, sandwiches, and garnishes.

Perfect for spring and fall planting, this cool-season crop is prized for its exceptional color contrast, bolt resistance, and high nutritional value. Grow it in containers, raised beds, or directly in the ground for a stunning and delicious harvest.

Key Features

• Heirloom variety with rich red-bronze outer leaves
• Upright growth habit with tight, crisp hearts
• Mild, nutty flavor ideal for salads and wraps
• Cold-tolerant and resistant to bolting
• Grows well in containers or garden beds

How to Grow Red Romaine Lettuce

Planting Instructions:

• Soil: Loose, fertile, and well-drained soil with pH 6.0–7.0
• Light: Full sun to partial shade
• Sowing Depth: ¼ inch deep
• Spacing: 10–12 inches apart in rows 12–18 inches apart
• Germination: 7–14 days at 45–75°F (7–24°C)

Growing Tips:

• Direct sow in early spring or late summer for best results
• Keep soil consistently moist, especially during germination
• Thin seedlings to encourage full head development
• Mulch around plants to retain moisture and reduce weeds
• Harvest outer leaves as needed or the whole head when mature (approx. 60–70 days)