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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Sweet™ White Dianthus (Sweet William)

Sweet™ White

Pelleted (F1) Dianthus Seed

High-quality cool-season cut flower.

Gatsbi Bibb Lettuce

Gatsbi

Pelleted Lettuce Seed

High-performance gem type.

Quick Snack Specialty Cucumbers

Quick Snack

(F1) Cucumber Seed

Delicious patio cucumber.

Potomac Ivory Warm Season (Groups 3–4)

Potomac Ivory

Pelleted (F1) Snapdragon Seed

Pelleted seed for ease of sowing.

Champion Lavender Campanula (Bellflower)

Champion Lavender

Pelleted (F1) Campanula Seed

Uniform, productive cut flower.

Johnny's Potomac Summer Berry Blend Snapdragon

Johnny's Potomac Summer Berry Blend

(F1) Snapdragon Seed

Refined berry-colored blend for field or greenhouse.

Rex Butterhead Lettuce (Boston)

Rex

Pelleted Lettuce Seed

Standard hydroponic variety, excellent summer greenhouse performer.

Corinto Slicing Cucumbers

Corinto

Organic (F1) Cucumber Seed

Our reliable and productive workhorse slicer.

Breen Romaine Lettuce (Cos)

Breen

Lettuce Seed

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

Chantilly™ Light Pink Snapdragon

Chantilly™ Light Pink

(F1) Snapdragon Seed

Early, open-faced flowers.

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.

ProCut® Lemon Tall Sunflowers

ProCut® Lemon

(F1) Sunflower Seed

Lemon yellow petals surround a dark disk.

Avignon Ivory II Cool Season (Groups 1–2)

Avignon Ivory II

(F1) Snapdragon Seed

Versatile Group 2 snapdragon.

Potomac Appleblossom Warm Season (Groups 3–4)

Potomac Appleblossom

Pelleted (F1) Snapdragon Seed

Pelleted seed for ease of sowing.

Chantilly™ Cream Yellow Snapdragon

Chantilly™ Cream Yellow

(F1) Snapdragon Seed

Early, open-faced flowers.

Excelsior Pickling Cucumbers

Excelsior

Organic (F1) Cucumber Seed

Attractive, high-yielding greenhouse pickler with excellent flavor.

Truchas Romaine Lettuce (Cos)

Truchas

Organic Pelleted Lettuce Seed

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

Potomac Pink Warm Season (Groups 3–4)

Potomac Pink

Pelleted (F1) Snapdragon Seed

Pelleted seed for ease of sowing.