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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Champion II Rose Campanula (Bellflower)

Champion II Rose

Pelleted (F1) Campanula Seed

Uniform, productive cut flower.

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.

Champion II Pink Campanula (Bellflower)

Champion II Pink

Pelleted (F1) Campanula Seed

Uniform, productive cut flower.

Excelsior Pickling Cucumbers

Excelsior

Organic (F1) Cucumber Seed

Attractive, high-yielding greenhouse pickler with excellent flavor.

Soraya Tall Sunflowers

AAS (All-America Selections) Winners

Soraya

Sunflower Seed

First sunflower to win an All-America Selections award.

Truchas Romaine Lettuce (Cos)

Truchas

Organic Pelleted Lettuce Seed

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

ProCut® Lemon Tall Sunflowers

ProCut® Lemon

(F1) Sunflower Seed

Lemon yellow petals surround a dark disk.

Johnny's Potomac Summer Berry Blend Snapdragon

Johnny's Potomac Summer Berry Blend

(F1) Snapdragon Seed

Refined berry-colored blend for field or greenhouse.

Dragoon Romaine Lettuce (Cos)

Dragoon

Organic Pelleted Lettuce Seed

Compact, uniform, mini romaine with excellent texture.

Champion II Deep Blue Campanula (Bellflower)

Champion II Deep Blue

Pelleted (F1) Campanula Seed

Uniform, productive cut flower.

Rex Butterhead Lettuce (Boston)

Rex

Pelleted Lettuce Seed

Standard hydroponic variety, excellent summer greenhouse performer.

Thai Thai Prospera® Active DMR Asian Basil

Thai Thai Prospera® Active DMR

Organic Basil Seed

Thai basil with high resistance to downy mildew.

Adam Gherkin Pickling Cucumbers

Adam Gherkin

Organic (F1) Cucumber Seed

High-quality European pickler with high yields.

Chantilly™ Light Salmon Snapdragon

Chantilly™ Light Salmon

(F1) Snapdragon Seed

Early, open-faced flowers.

Potomac Ivory Warm Season (Groups 3–4)

Potomac Ivory

Pelleted (F1) Snapdragon Seed

Pelleted seed for ease of sowing.

Elan Strawberry Seeds

Elan

(F1) Strawberry Seed

Most flavorful day-neutral variety for field or container.

Potomac Appleblossom Warm Season (Groups 3–4)

Potomac Appleblossom

Pelleted (F1) Snapdragon Seed

Pelleted seed for ease of sowing.

Tasty Jade Specialty Cucumbers

Tasty Jade

(F1) Cucumber Seed

Delicious long Asian cucumber with vigorous, high-yielding plants.