Follow these recommendations for successful selection, sowing, and cultural production of baby-leaf leafy crops to be harvested as greens or salad mix components. Techniques are specific to baby leaf production for harvest at this maturity stage. This tech sheet outlines basic small-scale field production methods and primary aspects of producing a wide range of leafy salad greens.
A full-color, downloadable and printable (PDF) version of our Full-Size Leaf Lettuce Variety Comparison Chart.
A full-color, downloadable, printable (PDF) version of Johnny's Full-size Head Lettuce Planting Program, to provide your customers with lettuce throughout the seasons.
Key Growing Information

Lettuce | Key Growing Information

Written by our research team, this reference contains the essential information for growing LETTUCE. Learn how to grow romaine, butterhead, iceberg, summercrisp and other types of full-size head or babyleaf, organic and heirloom lettuce, from Johnny's Selected Seeds.
Johnny's Lettuce Quick-Reference Chart is a table that lists every lettuce type, all the varieties within that type, all the seed type available for each variety, and all the viable production methods for each variety: baby leaf, mini head, and full-head production. Types include Heritage, Salanova, Romaine/Cos, Butterhead (Boston), Bibb, Iceberg, Leaf, Summer Crisp, Oakleaf, and Lollo, with dozens of lettuce varieties listed.
A full-color, downloadable and printable (PDF) version of our Full-size Romaine (Cos) Lettuce Variety Comparison Chart.
A full-color, downloadable, printable (PDF) version of our Individual Salanova Varieties Comparison Chart.
Follow the instructions in Johnny's Salanova Lettuce Tech Sheet for successful production; includes detailed information on culture, thermal dormancy, transplanting, direct seeding, harvesting, and post-harvest handling.
Grow tender, crisp, delicious head lettuces throughout the seasons with Johnny's Head Lettuce Planting Program. Learn which varieties are the most Quick-Growing, Cold-Tolerant, Bolt-Resistant, Disease-Resistant, or Heat-Tolerant for optimal yield in Cool Season, Mid Season, and Late Season production slots.
A summary of the advantages of growing mini versus full-sized head lettuces, with a quick look at the numbers for comparing return on investment for full head lettuces and mini head lettuces.
Printable, 2-pp insert featuring new one-cut lettuce varieties from Johnny's Selected Seeds, and background information on how we trial and select our one-cut lettuces for performance in harvest window, quality, leaf size, texture, flavor, habit, ease of harvesting, consistency, uniformity, visual appeal, disease resistance, and adaptable performance.