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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Voyage 2 Green II Voyage 2 Series

Voyage 2 Green II

Pelleted (F1) Lisianthus

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

Katrina Cucumbers

Katrina

(F1) Cucumber Seed

Tasty snacking cucumber with good heat tolerance.

Breen Romaine Lettuce (Cos)

Breen

Pelleted Lettuce Seed

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

Thai Thai Prospera® Active DMR Asian Basil

Thai Thai Prospera® Active DMR

Organic Basil Seed

Thai basil with high resistance to downy mildew.

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

Cannes Orange II–III

(F1) Snapdragon Seed

Unique peachy orange.

Arena III Baby Pink Arena III Series

Arena III Baby Pink

Pelleted (F1) Lisianthus Seed

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

Potomac Royal Warm Season (Groups 3–4)

Potomac Royal

Pelleted (F1) Snapdragon Seed

Pelleted seed for ease of sowing.

Chantilly™ White Snapdragon

Chantilly™ White

(F1) Snapdragon Seed

Early, open-faced flowers.

Butterfly™ Hera® Ranunculus

Butterfly™ Hera®

Ranunculus Corm

Unique branching ranunculus.

Mariachi Pure White Mariachi Series

Mariachi Pure White

Pelleted (F1) Lisianthus Seed

Fully double, top-flowering blooms for early spring to summer harvest.

ProCut® Horizon Tall Sunflowers

ProCut® Horizon

(F1) Sunflower Seed

Highly uniform addition to the ProCut series.

Gatsbi Bibb Lettuce

Gatsbi

Pelleted Lettuce Seed

High-performance gem type.

Breen Romaine Lettuce (Cos)

Breen

Organic Pelleted Lettuce Seed

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

Costa II Mix Snapdragon

Costa II Mix

(F1) Snapdragon Seed

Early mix for spring and summer production.

Potomac Cherry Rose Snapdragon

Potomac Cherry Rose

(F1) Snapdragon Seed

Refined all-season series for field or greenhouse growing.

Prospera® Red DMR Purple Basil

Prospera® Red DMR

Organic (F1) Basil Seed

Intermediate resistance to downy mildew and Fusarium.

Chantilly™ Cream Yellow Snapdragon

Chantilly™ Cream Yellow

(F1) Snapdragon Seed

Early, open-faced flowers.

Truchas Romaine Lettuce (Cos)

Truchas

Organic Pelleted Lettuce Seed

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