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

Romaine Lettuce (Cos) Seeds

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Heat-tolerant romaine for long, uniform hearts with good flavor.
Bolt tolerant, widely adaptable with open habit suited for heads.
Compact, filled-out mini heads that are dark red even in the North.
Dark red romaine with contrasting red and green leaves, for full size.
Heat-tolerant romaine for long, uniform hearts with good flavor.
Dark red romaine with contrasting red and green leaves, for full size.
Heat tolerant, full-size romaine.
Early producer of truly compact mini heads with bronze-red color.
Versatile mini romaine with sweet flavor.
Dark green, compact romaine for an all-season mid-size.
Bolt tolerant, widely adaptable with open habit suited for heads.
Fast-growing blonde romaine for baby leaf and full-size heads.
Open mini romaine with crunchy texture.
The standard green romaine for baby leaf, adds texture to salad mix.
Old variety with modern adaptations.
Attractive green leaves with red speckles.
Most attractive green romaine packs and handles with little damage.
Crunchy, snackable, stackable mini cosberg.
Crunchy, snackable, stackable mini cosberg.
Most attractive green romaine packs and handles with little damage.
Attractive, ruffled romaine that retains its red color in low light.
Classic romaine with modern disease resistance.
Fast-growing romaine for baby-leaf production.
Versatile mini romaine with sweet flavor.
Crunchy, baby-leaf red romaine with narrow petiole.
Attractive, ruffled romaine that retains its red color in low light.
Classic romaine with modern disease resistance.
Adaptable mini romaine for hydroponics.
Old variety with modern adaptations.
Crunchy rib with an iceberg look.
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Crunchy, juicy, sweet romaine for baby leaf.
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Early producer of truly compact mini heads with bronze-red color.
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Well-known French heirloom romaine.