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

Romaine Lettuce (Cos) Seeds

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