Rouge D'Hiver Romaine/Cos Lettuce Seeds (Organic)

Rouge d'Hiver Romaine, also known as Rouge d'Hiver Cos Lettuce, originates from France and stands as an esteemed cultivar admired for its robust growth, striking appearance, and flavorful characteristics. This variety is celebrated for its resilience and adaptability. Its aesthetic allure lies in the elongated, upright heads with rich green outer leaves and red-tinged, slightly savoyed inner leaves. This dual-toned appearance grants it a visually appealing quality in gardens and on plates. The taste of Rouge d'Hiver Romaine is notably flavorful, offering a harmonious blend of sweet and slightly bitter notes.

Variety Details

• Plant type: Hardy Annual
• Growth habit: Upright
• Crop category: Lettuce
• Kitchen profile: The taste of Rouge d'Hiver Romaine is notably flavorful, offering a harmonious blend of sweet and slightly bitter notes.
• Recorded feature: Open-Pollinated
• Product format: Seed packet

Sowing & Growing

• Maturity: Typically, Rouge d'Hiver Romaine matures within 60-70 days after planting, providing a consistent supply of flavorful,…
• Light: Full Sun/Part Sun
• Planting season: Fall or Spring or Summer
• Starting location: Direct Sow or Start Indoors & Transplant
• Recorded soil pH: 6.1 - 6.5 or 6.6 - 7.0

Prepare a fine seedbed for Rouge D'Hiver Romaine/Cos Lettuce and keep the shallow sowing zone evenly moist while seedlings emerge. Thin according to the intended harvest stage: closer spacing can suit young leaves, while mature heads need more room. In warming weather, evaluate soil moisture and plant condition frequently instead of following a universal schedule. Pick outer leaves or cut mature plants at the stage you prefer. Record sowing and harvest dates to refine timing for the next planting.

Before sowing Rouge D'Hiver Romaine/Cos Lettuce, review the packet alongside the current product details and note any range in temperature, germination, or maturity. Ranges reflect biological and seasonal variation rather than a fixed promise. Label each planting with its date and location, then compare emergence, growth, and harvest with local weather. This record is useful for succession plantings and for deciding whether the crop fits better into an earlier or later seasonal window.

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