Seed Starting Supplies | Johnny's Selected Seeds

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Johnny's offers all the seed-starting and propagation supplies you need to grow your own professional-quality seedlings with efficiency. Growing your own transplants from seed provides greater control over the growing season, from start to finish, by allowing you to choose your favorite varieties, select specific planting and transplanting dates, and produce the quantities of plants you need.

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252 Products

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LED Strip Light – 48" Grow Lights and Carts

LED Strip Light – 48"

Design your own custom seedling growing space.

Connector Set LED

Connector Set

Johnny's Modular LED Grow Light Cart Accessory

Locks two Johnny's Modular LED Grow Light Carts together.

Seed Plate A128 Seed Starting Supplies

Seed Plate A128

Precision Vacuum Seeder Accessory

128 large countersunk holes, size A.

NanoDome – 25 Count Grow Lights and Carts

NanoDome – 25 Count

LED or T5HO Strip Light Accessory

Humidity dome with groove for resting a grow light.

Pro-Tray 38 Cell Flats – 100 Count Cell Flats

Pro-Tray 38 Cell Flats – 100 Count

For home and market gardeners. Round cells.

Polypro Mesh Shallow Tray, Black – 24 Count Support Trays

Polypro Mesh Shallow Tray, Black – 24 Count

Durable trays for support and drainage.

Pro-Tray 24 Cell Flats – 100 Count Cell Flats

Pro-Tray 24 Cell Flats – 100 Count

For home and market gardeners. Round cells.

Seed Plate B264 Vacuum

Seed Plate B264

Paperpot Vacuum Seeder Accessory

264 medium plain holes, size B.

Seed Plate D36 Seed Starting Supplies

Seed Plate D36

Precision Vacuum Seeder Accessory

36 medium countersunk holes, size D.

Seed Plate C264 Vacuum

Seed Plate C264

Paperpot Vacuum Seeder Accessory

264 small plain holes, size C.

Seed Plate E264 Vacuum

Seed Plate E264

Paperpot Vacuum Seeder Accessory

264 large plain holes, size E.

Seed Plate E72 Seed Starting Supplies

Seed Plate E72

Precision Vacuum Seeder Accessory

72 large plain holes (not countersunk), size E.