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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Katrina Seedless and Thin-skinned Cucumbers

Katrina

Organic (F1) Cucumber Seed

Tasty snacking cucumber with good heat tolerance.

Arena III Red Arena III Series

Arena III Red

Pelleted (F1) Lisianthus Seed

Blooms reminiscent of antique tea roses, in main season flowering group.

ProCut® Peach Tall Sunflowers

ProCut® Peach

(F1) Sunflower Seed

Exciting addition to the ProCut series.

Potomac Lavender Snapdragon

Potomac Lavender

(F1) Snapdragon Seed

Refined all-season series for field or greenhouse growing.

Cannes Mix II–III Moderate/Warm Season (Groups 2–3)

Cannes Mix II–III

(F1) Snapdragon Seed

Vibrant, balanced Group 2–3 snapdragon mix.

ProCut® Orange Excel Tall Sunflowers

ProCut® Orange Excel

(F1) Sunflower Seed

Earliest sunflower.

Potomac Royal Warm Season (Groups 3–4)

Potomac Royal

Pelleted (F1) Snapdragon Seed

Pelleted seed for ease of sowing.

ProCut® Bicolor Tall Sunflowers

ProCut® Bicolor

(F1) Sunflower Seed

Mahogany red flowers with orange tips and a dark disk.

Potomac Cherry Rose Warm Season (Groups 3–4)

Potomac Cherry Rose

Pelleted (F1) Snapdragon Seed

Pelleted seed for ease of sowing.

Avignon Light Rose II Snapdragon

Avignon Light Rose II

(F1) Snapdragon Seed

Versatile Group 2 snapdragon.

Dragoon Romaine Lettuce (Cos)

Dragoon

Organic Pelleted Lettuce Seed

Compact, uniform, mini romaine with excellent texture.

Unagi Seedless and Thin-skinned Cucumbers

Unagi

(F1) Cucumber Seed

Smooth skin and amazing flavor.

Everleaf Lemon Citrus Basil

Everleaf Lemon

Basil Seed

Exceptional citrus basil.

Genovese Compact, Improved Compact Genovese Basil

Genovese Compact, Improved

Basil Seed

Standard Genovese type for containers.

Orleans Early Lemon Yellow Snapdragon

Orleans Early Lemon Yellow

(F1) Snapdragon Seed

Cheerful pale yellow snapdragon.

Sakura Cherry Tomatoes

Sakura

Organic (F1) Tomato Seed

Early, delicious, attractive cherry tomatoes.

Potomac Orange Warm Season (Groups 3–4)

Potomac Orange

Pelleted (F1) Snapdragon Seed

Pelleted seed for ease of sowing.

Sweet™ Black Cherry Dianthus (Sweet William)

Sweet™ Black Cherry

Pelleted (F1) Dianthus Seed

High-quality cool-season cut flower.

Sashimi Seedless and Thin-skinned Cucumbers

Sashimi

(F1) Cucumber Seed

Our highest-performing Japanese type.

Breen Romaine Lettuce (Cos)

Breen

Organic Pelleted Lettuce Seed

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

Potomac Appleblossom Snapdragon

Potomac Appleblossom

(F1) Snapdragon Seed

Refined all-season series for field or greenhouse growing.

ProCut® Gold Lite DMR Tall Sunflowers

ProCut® Gold Lite DMR

(F1) Sunflower Seed

Downy mildew resistance and improved appearance.

Prospera® Italian Large Leaf DMR (ILL2) Italian Large Leaf Basil

Prospera® Italian Large Leaf DMR (ILL2)

Organic (F1) Basil Seed

Fast-growing with large leaves. Downy mildew and Fusarium resistant.

Sweet™ Purple White Bicolor Dianthus (Sweet William)

Sweet™ Purple White Bicolor

Pelleted (F1) Dianthus Seed

High-quality cool-season cut flower.

Elegance Salmon Rose Sweet Peas

Elegance Salmon Rose

Sweet Pea Seed

First and most abundant to bloom in our trials.

Excelsior Pickling Cucumbers

Excelsior

Organic (F1) Cucumber Seed

Attractive, high-yielding greenhouse pickler with excellent flavor.

Sweet™ Pink Dianthus (Sweet William)

Sweet™ Pink

Pelleted (F1) Dianthus Seed

High-quality cool-season cut flower.

Chantilly™ Purple Snapdragon

Chantilly™ Purple

(F1) Snapdragon Seed

Early, open-faced flowers.

Gatsbi Bibb Lettuce

Gatsbi

Lettuce Seed

High-performance gem type.

Corinto Slicing Cucumbers

Corinto

Organic (F1) Cucumber Seed

Our reliable and productive workhorse slicer.

Voyage 2 Yellow II Voyage 2 Series

Voyage 2 Yellow II

Pelleted (F1) Lisianthus

Large, decadent, ruffled blooms for early spring to summer harvest.

Arena III Apricot Arena III Series

Arena III Apricot

Pelleted (F1) Lisianthus Seed

Blooms reminiscent of antique tea roses, in main season flowering group.

Elegance Formula Mix Sweet Peas

Elegance Formula Mix

Sweet Pea Seed

First and most abundant to bloom in our trials.

Potomac Cherry Rose Snapdragon

Potomac Cherry Rose

(F1) Snapdragon Seed

Refined all-season series for field or greenhouse growing.

Elan Strawberry Seeds

Elan

(F1) Strawberry Seed

Most flavorful day-neutral variety for field or container.

ProCut® Horizon Tall Sunflowers

ProCut® Horizon

(F1) Sunflower Seed

Highly uniform addition to the ProCut series.