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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244 Products

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Seed Plate D72 Seed Starting Supplies

Seed Plate D72

Precision Vacuum Seeder Accessory

72 medium countersunk holes, size D.

72 Cell Plug Flats – 100 Count Cell Flats

72 Cell Plug Flats – 100 Count

Designed for fresh market growers. Square cells.

Polypro Shallow Tray (No Holes), Black – 24 Count Support Trays

Polypro Shallow Tray (No Holes), Black – 24 Count

Solid trays without holes (for bottom watering and support).

Connector Set LED

Connector Set

Johnny's Modular LED Grow Light Cart Accessory

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

LED Strip Light – 48" Grow Lights and Carts

LED Strip Light – 48"

Design your own custom seedling growing space.

50 Cell Plug Flats – 100 Count Cell Flats

50 Cell Plug Flats – 100 Count

Designed for fresh market growers. Square cells.

Polypro Mesh Deep Tray, Black – 24 Count Support Trays

Polypro Mesh Deep Tray, Black – 24 Count

Durable trays for support and drainage.

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.

Seed Plate D36 Seed Starting Supplies

Seed Plate D36

Precision Vacuum Seeder Accessory

36 medium countersunk holes, size D.

Seed Plate D128 Seed Starting Supplies

Seed Plate D128

Precision Vacuum Seeder Accessory

128 medium countersunk holes, size D.

Polypro Mesh Shallow Tray, Black – 24 Count Support Trays

Polypro Mesh Shallow Tray, Black – 24 Count

Durable trays for support and drainage.

Seed Plate A264 Vacuum

Seed Plate A264

Paperpot Vacuum Seeder Accessory

264 large countersunk holes, size A.

Seed Plate E72 Seed Starting Supplies

Seed Plate E72

Precision Vacuum Seeder Accessory

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

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 B264 Vacuum

Seed Plate B264

Paperpot Vacuum Seeder Accessory

264 medium plain holes, size B.

Seed Plate C288 Seed Starting Supplies

Seed Plate C288

Precision Vacuum Seeder Accessory

288 small plain holes (not countersunk), size C.

Seed Plate E50 Seed Starting Supplies

Seed Plate E50

Precision Vacuum Seeder Accessory

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

Seed Plate D288 Seed Starting Supplies

Seed Plate D288

Precision Vacuum Seeder Accessory

288 medium countersunk holes, size D.

Seed Plate E288 Seed Starting Supplies

Seed Plate E288

Precision Vacuum Seeder Accessory

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

Power Supply Adapter Seed Starting Supplies

Power Supply Adapter

Vibro Hand Seeder Accessory

120 Volt AC power converter for the Vibro Hand Seeder.

Polypro Shallow Tray (With Holes), Red – 4 Count Support Trays

Polypro Shallow Tray (With Holes), Red – 4 Count

Solid shallow trays with holes (for drainage).

Seed Plate B36 Seed Starting Supplies

Seed Plate B36

Precision Vacuum Seeder Accessory

36 medium plain holes (not countersunk), size B.

Seed Plate E200 Seed Starting Supplies

Seed Plate E200

Precision Vacuum Seeder Accessory

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

Seed Plate A36 Seed Starting Supplies

Seed Plate A36

Precision Vacuum Seeder Accessory

36 large countersunk holes, size A.

Polypro Shallow Tray (With Holes), Red – 24 Count Support Trays

Polypro Shallow Tray (With Holes), Red – 24 Count

Solid shallow trays with holes (for drainage).

Seed Plate A200 Seed Starting Supplies

Seed Plate A200

Precision Vacuum Seeder Accessory

200 large countersunk holes, size A.

Seed Plate E36 Seed Starting Supplies

Seed Plate E36

Precision Vacuum Seeder Accessory

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

Seed Plate B288 Seed Starting Supplies

Seed Plate B288

Precision Vacuum Seeder Accessory

288 medium plain holes (not countersunk), size B.

Seed Plate C36 Seed Starting Supplies

Seed Plate C36

Precision Vacuum Seeder Accessory

36 small plain holes (not countersunk), size C.

New

Johnny's Commercial LED Light Cart – 8 Trays LED

Johnny's Commercial LED Light Cart – 8 Trays

Designed for commercial grower applications.

Out Of Stock

Grafting Support Stakes Grafting Supplies

Grafting Support Stakes

Top-Grafting Clips with Channel Accessory

Secure plants in place for proper graft healing.

Out Of Stock

Hang It Adjustable Hanger Grow Lights and Carts

Hang It Adjustable Hanger

LED or T5HO Strip Light Accessory

Quickly adjust the height of lighting as plants grow.

Out Of Stock

Johnny's Commercial LED Light Cart – 16 Trays LED

Johnny's Commercial LED Light Cart – 16 Trays

Designed for commercial grower applications.

Out Of Stock