Seed Varieties for Greenhouse Production | Johnny's Selected Seeds

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It's important to be selective when choosing seeds for greenhouse growing. You want high-yielding varieties to maximize your investment in the structure, along with the necessary disease resistance for maintaining plant health. Johnny's is here to help you decide what to grow in a greenhouse. We have identified the following top-performing greenhouse vegetables, flowers, and herbs to ensure your success.

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244 Products

Truchas Romaine Lettuce (Cos)

Truchas

Organic Pelleted Lettuce Seed

Compact, filled-out mini heads that are dark red even in the North.

ProCut® Bicolor Tall Sunflowers

ProCut® Bicolor

(F1) Sunflower Seed

Mahogany red flowers with orange tips and a dark disk.

Diva Seedless and Thin-skinned Cucumbers

AAS (All-America Selections) Winners

Diva

Cucumber Seed

Especially flavorful harvested small, adapted to field and greenhouse.

Dragoon Romaine Lettuce (Cos)

Dragoon

Organic Pelleted Lettuce Seed

Compact, uniform, mini romaine with excellent texture.

ProCut® Red/Lemon Bicolor Tall Sunflowers

ProCut® Red/Lemon Bicolor

(F1) Sunflower Seed

Red petals with lemon tips and a dark disk.

ProCut® Horizon Tall Sunflowers

ProCut® Horizon

(F1) Sunflower Seed

Highly uniform addition to the ProCut series.

Champion II Pink Campanula (Bellflower)

Champion II Pink

Pelleted (F1) Campanula Seed

Uniform, productive cut flower.

Chantilly™ Light Salmon Snapdragon

Chantilly™ Light Salmon

(F1) Snapdragon Seed

Early, open-faced flowers.

Genovese Compact, Improved Compact Genovese Basil

Genovese Compact, Improved

Basil Seed

Standard Genovese type for containers.

Breen Romaine Lettuce (Cos)

Breen

Organic Pelleted Lettuce Seed

Early producer of truly compact mini heads with bronze-red color.

Rex Butterhead Lettuce (Boston)

Rex

Pelleted Lettuce Seed

Standard hydroponic variety, excellent summer greenhouse performer.

Champion Lavender Campanula (Bellflower)

Champion Lavender

Pelleted (F1) Campanula Seed

Uniform, productive cut flower.

Sashimi Seedless and Thin-skinned Cucumbers

Sashimi

(F1) Cucumber Seed

Our highest-performing Japanese type.

Katrina Seedless and Thin-skinned Cucumbers

Katrina

Organic (F1) Cucumber Seed

Tasty snacking cucumber with good heat tolerance.

Avignon Apricot II Snapdragon

Avignon Apricot II

(F1) Snapdragon Seed

Popular color for spring and fall production.

Excelsior Pickling Cucumbers

Excelsior

Organic (F1) Cucumber Seed

Attractive, high-yielding greenhouse pickler with excellent flavor.

Johnny's Potomac Custom Mix Snapdragon

Johnny's Potomac Custom Mix

(F1) Snapdragon Seed

Refined all-season series for field or greenhouse growing.

ProCut® Lemon Tall Sunflowers

ProCut® Lemon

(F1) Sunflower Seed

Lemon yellow petals surround a dark disk.