Red and green romaine lettuce heads from some of Johnny's romaine lettuce varieties.

Romaine Lettuce (Cos) Seeds

51 Products
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Unique, sweet romaine with excellent bolt tolerance.
Heat-tolerant romaine for heads and hearts.
Old variety with modern adaptations.
Attractive green leaves with red speckles.
High-performance romaine for hydroponics.
Heat-tolerant romaine for long, uniform hearts with good flavor.
Compact, uniform, mini romaine with excellent texture.
Early producer of truly compact mini heads with bronze-red color.
Most attractive green romaine packs and handles with little damage.
Compact, filled-out mini heads that are dark red even in the North.
Unique, sweet romaine with excellent bolt tolerance.
Dark green, compact romaine for an all-season mid-size.
Bolt tolerant, widely adaptable with open habit suited for heads.
Heat tolerant, full-size romaine.
Old variety with modern adaptations.
Dark red romaine with contrasting red and green leaves, for full size.
Classic romaine with modern disease resistance.
Heat-tolerant romaine for heads and hearts.
Early producer of truly compact mini heads with bronze-red color.
Versatile mini romaine with sweet flavor.
Early producer of truly compact mini heads with bronze-red color.
Versatile mini romaine with sweet flavor.
Classic romaine with modern disease resistance.
Heat-tolerant romaine for long, uniform hearts with good flavor.
Most attractive green romaine packs and handles with little damage.
Dark red romaine with contrasting red and green leaves, for full size.
Attractive, ruffled romaine that retains its red color in low light.
Bolt tolerant, widely adaptable with open habit suited for heads.
Crunchy, juicy, sweet romaine for baby leaf.
Crunchy, snackable, stackable mini cosberg.
The standard green romaine for baby leaf, adds texture to salad mix.
Crunchy, snackable, stackable mini cosberg.