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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245 Products

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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).

Polypro 5x5 Insert Pots – Red, 24 Count Plastic Pots

Polypro 5x5 Insert Pots – Red, 24 Count

Resilient and reusable.

Power Supply Adapter Seed Starting Supplies

Power Supply Adapter

Vibro Hand Seeder Accessory

120 Volt AC power converter for the Vibro Hand Seeder.

Seed Plate C128 Seed Starting Supplies

Seed Plate C128

Precision Vacuum Seeder Accessory

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

Seed Plate C36 Seed Starting Supplies

Seed Plate C36

Precision Vacuum Seeder Accessory

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

Seed Plate C50 Seed Starting Supplies

Seed Plate C50

Precision Vacuum Seeder Accessory

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

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

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

Solid shallow trays with holes (for drainage).

2 1/3" Round Fertil Pots – 3,000 Count Biodegradable Pots

2 1/3" Round Fertil Pots – 3,000 Count

100% organic, OMRI Listed® biodegradable pots.

Seed Plate A128 Seed Starting Supplies

Seed Plate A128

Precision Vacuum Seeder Accessory

128 large countersunk holes, size A.

Seed Plate D288 Seed Starting Supplies

Seed Plate D288

Precision Vacuum Seeder Accessory

288 medium countersunk holes, size D.

Seed Plate B72 Seed Starting Supplies

Seed Plate B72

Precision Vacuum Seeder Accessory

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

7294/7295 Replacement LED Tube – 48", 1 Count LED

7294/7295 Replacement LED Tube – 48", 1 Count

Replacement tube for #7294 and #7295 light carts.

Seed Plate B200 Seed Starting Supplies

Seed Plate B200

Precision Vacuum Seeder Accessory

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

Seed Plate E288 Seed Starting Supplies

Seed Plate E288

Precision Vacuum Seeder Accessory

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

Seed Plate E50 Seed Starting Supplies

Seed Plate E50

Precision Vacuum Seeder Accessory

50 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 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 E72 Seed Starting Supplies

Seed Plate E72

Precision Vacuum Seeder Accessory

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

Seed Plate B36 Seed Starting Supplies

Seed Plate B36

Precision Vacuum Seeder Accessory

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

Seed Plate A288 Seed Starting Supplies

Seed Plate A288

Precision Vacuum Seeder Accessory

288 large countersunk holes, size A.

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 E128 Seed Starting Supplies

Seed Plate E128

Precision Vacuum Seeder Accessory

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

Seed Plate D128 Seed Starting Supplies

Seed Plate D128

Precision Vacuum Seeder Accessory

128 medium countersunk holes, size D.

Seed Plate A36 Seed Starting Supplies

Seed Plate A36

Precision Vacuum Seeder Accessory

36 large countersunk holes, size A.

Seed Plate B288 Seed Starting Supplies

Seed Plate B288

Precision Vacuum Seeder Accessory

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

Seed Plate A264 Vacuum

Seed Plate A264

Paperpot Vacuum Seeder Accessory

264 large countersunk holes, size A.

Seed Plate E264 Vacuum

Seed Plate E264

Paperpot Vacuum Seeder Accessory

264 large plain holes, size E.

Seed Plate A50 Seed Starting Supplies

Seed Plate A50

Precision Vacuum Seeder Accessory

50 large countersunk holes, size A.

Mini Greenhouse Kit Seed Starter Kits

Mini Greenhouse Kit

Great way to grow your own seedling starts.

Out Of Stock

Heat Mat Temperature Controller Seedling Heat Mats

Heat Mat Temperature Controller

Johnny's Heat Mat Accessory

Must-have for consistent temperature control with heat mats.

Out Of Stock

Johnny's Commercial LED Light Cart – 9 Trays LED

Johnny's Commercial LED Light Cart – 9 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

50 Cell Plug Popper Seed Starting Supplies

50 Cell Plug Popper

TO Plastic Tray Accessory

Save time when transplanting.

Out Of Stock

SunBlaster Replacement T5HO Lamp – 36", 1 Count Grow Lights and Carts

SunBlaster Replacement T5HO Lamp – 36", 1 Count

Out Of Stock