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Dark Green Cos, Heirloom Romaine Lettuce Seeds

Original price $0.00 - Original price $0.00
Original price $0.00
$3.99
$3.99 - $3.99
Current price $3.99
Pkt Size-Approx, Seeds: 0.7g~500+ Seeds

Dark Green Cos, Heirloom Romaine Lettuce Seeds β€” The Classic Patio Romaine With Tall, Crisp, Dark Green Heads

Dark Green Cos (Lactuca sativa) is the classic romaine lettuce β€” tall, upright heads with dark green outer leaves and a crisp, pale inner heart. Excellent flavor and texture. Ideal for Caesar salads, wraps, and fresh eating. Well-suited to patio gardens, containers, and raised beds. Open-pollinated and non-GMO.

Why Grow Dark Green Cos?

  • Tall, upright dark green heads β€” classic romaine form and flavor
  • Crisp, pale inner heart β€” excellent for Caesar salads and wraps
  • Ideal for patio gardens and containers
  • Reliable and easy to grow
  • Open-pollinated heirloom β€” save seed year after year

Growing Notes

Direct sow outdoors in early spring or fall, or start indoors 4–6 weeks before last frost. Sow seeds ΒΌ inch deep, thinning to 8–10 inches apart. Prefers cool weather. Water consistently. Harvest when heads are firm and full, or harvest outer leaves for cut-and-come-again.

Type: Heirloom, Open-Pollinated, Non-GMO, Annual
Sun: Full sun to partial shade
USDA Zones: 3–12