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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Hot Streak Beefsteak Tomatoes

Hot Streak

(F1) Tomato Seed

Vibrant striped fruit.

Truchas Romaine Lettuce (Cos)

Truchas

Organic Pelleted Lettuce Seed

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

Potomac Pink Snapdragon

Potomac Pink

(F1) Snapdragon Seed

Refined all-season series for field or greenhouse growing.

Corelli™ II Pink Lisianthus

Corelli™ II Pink

Pelleted (F1) Lisianthus

Soft pink ruffled lisianthus.

Opus™ III Lavender Snapdragon

Opus™ III Lavender

(F1) Snapdragon Seed

Early summer snapdragon.

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

Cannes Orange II–III

(F1) Snapdragon Seed

Unique peachy orange.

ProCut® Bicolor Tall Sunflowers

ProCut® Bicolor

(F1) Sunflower Seed

Mahogany red flowers with orange tips and a dark disk.

Gatsbi Bibb Lettuce

Gatsbi

Pelleted Lettuce Seed

High-performance gem type.

ProCut® Orange Excel Tall Sunflowers

ProCut® Orange Excel

(F1) Sunflower Seed

Earliest sunflower.

Prospera® Red DMR Purple Basil

Prospera® Red DMR

Organic (F1) Basil Seed

Intermediate resistance to downy mildew and Fusarium.

Rosanne 2 Clear Green Lisianthus

Rosanne 2 Clear Green

Pelleted (F1) Lisianthus Seed

The most truly green lisianthus.

Everleaf Thai Towers Asian Basil

Everleaf Thai Towers

Basil Seed

Exceptional Thai basil.

Rex Butterhead Lettuce (Boston)

Rex

Pelleted Lettuce Seed

Standard hydroponic variety, excellent summer greenhouse performer.

ProCut® Lemon Tall Sunflowers

ProCut® Lemon

(F1) Sunflower Seed

Lemon yellow petals surround a dark disk.

Sweet™ White Dianthus (Sweet William)

Sweet™ White

Pelleted (F1) Dianthus Seed

High-quality, cool season cut flower.

Corelli™ III Light Pink Lisianthus

Corelli™ III Light Pink

Pelleted (F1) Lisianthus

The palest blush lisianthus.

Elegance Watermelon Sweet Peas

Elegance Watermelon

Sweet Pea Seed

First and most abundant to bloom in our trials.

Potomac Red Warm Season (Groups 3–4)

Potomac Red

Pelleted (F1) Snapdragon Seed

Pelleted seed for ease of sowing.

Monaco Orange Moderate/Warm Season (Groups 2–3)

Monaco Orange

Pelleted (F1) Snapdragon Seed

Pelleted seed for ease of sowing.

Monaco Orange Snapdragon

Monaco Orange

(F1) Snapdragon Seed

Unique vibrant orange color.

BHN 589 Beefsteak Tomatoes

BHN 589

(F1) Tomato Seed

The best determinate for hoophouse growing; very high yield potential.

Gimlet Specialty Cucumbers

Gimlet

(F1) Cucumber Seed

Lime green snacker.

Superbo Genovese Basil

Superbo

Basil Seed

Improved strain of standard Genovese basil.

Avignon Deep Rose II Snapdragon

Avignon Deep Rose II

(F1) Snapdragon Seed

Versatile Group 2 snapdragon.

Avignon Deep Orange II Cool Season (Groups 1–2)

Avignon Deep Orange II

(F1) Snapdragon Seed

Versatile Group 2 snapdragon.

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

Cannes Rose II–III

(F1) Snapdragon Seed

Rose pink Group 2–3 snapdragon.

Maveric Summer Squash

Maveric

(F1) Zucchini Squash Seed

Ideal for tunnel culture.

Margarita Specialty Cucumbers

Margarita

(F1) Cucumber Seed

Classic shape, modern color.

Diva Seedless and Thin-skinned Cucumbers

AAS (All-America Selections) Winners

Diva

Treated Cucumber Seed

Especially flavorful harvested small, adapted to field and greenhouse.

Cannes Light Bronze II–III Snapdragon

Cannes Light Bronze II–III

(F1) Snapdragon Seed

Unique peachy-cantaloupe color.

GinFiz Specialty Tomatoes

GinFiz

Organic (F1) Tomato Seed

Early bicolor to kick off the season.

Avignon Light Rose II Snapdragon

Avignon Light Rose II

(F1) Snapdragon Seed

Versatile Group 2 snapdragon.

Voyage 2 Yellow II Voyage 2 Series

Voyage 2 Yellow II

Pelleted (F1) Lisianthus

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

Socrates Seedless and Thin-skinned Cucumbers

Socrates

Organic (F1) Cucumber Seed

Large Beit Alpha for colder conditions.

Everleaf Compact Genovese Basil

Everleaf

Basil Seed

Productive, compact, and slow-bolting.

Maryland Flamingo I–II Cool Season (Groups 1–2)

Maryland Flamingo I–II

(F1) Snapdragon Seed

Vibrant coral snapdragon for short-day production.