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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Potomac Yellow Warm Season (Groups 3–4)

Potomac Yellow

Pelleted (F1) Snapdragon Seed

Pelleted seed for ease of sowing.

Potomac Lavender Warm Season (Groups 3–4)

Potomac Lavender

Pelleted (F1) Snapdragon Seed

Pelleted seed for ease of sowing.

Prospera® Compact DMR (PL4) Compact Genovese Basil

Prospera® Compact DMR (PL4)

Organic Pelleted (F1) Basil Seed

Compact Genovese basil. Downy mildew and Fusarium resistant.

Sweet™ White Dianthus (Sweet William)

Sweet™ White

Pelleted (F1) Dianthus Seed

High-quality, cool season cut flower.

Everleaf Thai Towers Asian Basil

Everleaf Thai Towers

Basil Seed

Exceptional Thai basil.

Mojito Specialty Cucumbers

Mojito

(F1) Cucumber Seed

Standout color with professional performance.

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

Cannes Mix II–III

(F1) Snapdragon Seed

Vibrant, balanced Group 2–3 snapdragon mix.

Voyage 2 First Love Lisianthus

Voyage 2 First Love

Pelleted (F1) Lisianthus

A blush of pale pink.

Gatsbi Bibb Lettuce

Gatsbi

Pelleted Lettuce Seed

High-performance gem type.

Potomac Cherry Rose Warm Season (Groups 3–4)

Potomac Cherry Rose

Pelleted (F1) Snapdragon Seed

Pelleted seed for ease of sowing.

Mia Prospera® Active DMR Genovese Basil

Mia Prospera® Active DMR

Organic Pelleted Basil Seed

Semi-compact Genovese, highly resistant to downy mildew.

Potomac Royal Warm Season (Groups 3–4)

Potomac Royal

Pelleted (F1) Snapdragon Seed

Pelleted seed for ease of sowing.

Maveric Summer Squash

Maveric

(F1) Zucchini Squash Seed

Ideal for tunnel culture.

Five Star Greenhouse Lettuce Mix Lettuce Mixes

Five Star Greenhouse Lettuce Mix

Vegetable Seed

Updated blend of downy mildew resistant varieties.

Voyage 2 Lavender Voyage 2 Series

Voyage 2 Lavender

Pelleted (F1) Lisianthus

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

Potomac Orange Warm Season (Groups 3–4)

Potomac Orange

Pelleted (F1) Snapdragon Seed

Pelleted seed for ease of sowing.

Avignon Ivory II Cool Season (Groups 1–2)

Avignon Ivory II

(F1) Snapdragon Seed

Versatile Group 2 snapdragon.

Arena III Red Arena III Series

Arena III Red

Pelleted (F1) Lisianthus Seed

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