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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246 Products

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Sale

Polypro 2.5" Insert Pots – Red, 8 Count Plastic Pots

Polypro 2.5" Insert Pots – Red, 8 Count

Resilient and reusable.

Sale

Bioset Germinator Kit Seed Starting Supplies

Bioset Germinator Kit

Experience a wide range of flavors.

Sale

4" Round Fertil Pots – 810 Count Biodegradable Pots

4" Round Fertil Pots – 810 Count

100% organic, OMRI Listed® biodegradable pots.

Sale

Basic Microgreens Seed Starter Kit Microgreens Supplies

Basic Microgreens Seed Starter Kit

Grow microgreens indoors year-round.

Sale

Lightweight Shallow Trays – 36 Count Support Trays

Lightweight Shallow Trays – 36 Count

A great multi-use tray for any operation.

Sale

Polypro 2.5" Insert Pots – Blue, 8 Count Plastic Pots

Polypro 2.5" Insert Pots – Blue, 8 Count

Resilient and reusable.

Sale

18 Cell Fertil Pots Strip – 111 Count Biodegradable Pots

18 Cell Fertil Pots Strip – 111 Count

100% organic, OMRI Listed® biodegradable pots.

Sale

LED Strip Light Kit – 36" Grow Lights and Carts

LED Strip Light Kit – 36"

Energy efficient LED lighting for growing quality plants.

Sale

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

SunBlaster Replacement T5HO Lamp – 36", 1 Count

Sale

Vibro Hand Seeder Seed Starting Supplies

Vibro Hand Seeder

Fast, accurate, individual dispensing of even the smallest seeds.

Sale

Soil Block Propagation Trays – 50 Count Trays, Domes, and Flats

Soil Block Propagation Trays – 50 Count

These wide-mesh bottom trays are ideal for soil block propagation.

Sale

20-Row Seed Flats – 50 Count Cell Flats

20-Row Seed Flats – 50 Count

Ideal for seed starting.

Sale

SunBlaster T5HO Strip Light with NanoTech Reflector – 36" Grow Lights and Carts

SunBlaster T5HO Strip Light with NanoTech Reflector – 36"

High-performance fluorescent lighting for healthy, vigorous plants.

Sale

Jumbo Plug Inserts – 100 Count Cell Flats

Jumbo Plug Inserts – 100 Count

Large cells can be separated into six-packs.

Sale

Seed Plate C128 Seed Starting Supplies

Seed Plate C128

Precision Vacuum Seeder Accessory

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

Sale

Medium Weight Mesh Tray – 50 Count Support Trays

Medium Weight Mesh Tray – 50 Count

Reinforced support for other seedling containers.

Sale

Mini Greenhouse Kit Seed Starter Kits

Mini Greenhouse Kit

Great way to grow your own seedling starts.

Sale

Deluxe LED Microgreens Starter Kit Microgreens Supplies

Deluxe LED Microgreens Starter Kit

Grow microgreens indoors year-round.

Sale

Polypro 2.5" Insert Pots – Black, 8 Count Plastic Pots

Polypro 2.5" Insert Pots – Black, 8 Count

Resilient and reusable.

Sale

LED Mini Greenhouse Kit LED

LED Mini Greenhouse Kit

Great way to grow your own seedling starts.

Sale

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).

Sale

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

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

Solid shallow trays with holes (for drainage).

Sale

20 Cell Fertil Pots Strip – 87 Count Biodegradable Pots

20 Cell Fertil Pots Strip – 87 Count

100% organic, OMRI Listed® biodegradable pots.

Sale

Strip Light Stand Grow Lights and Carts

Strip Light Stand

LED or T5HO Strip Light Accessory

Create the perfect tabletop growing environment.

Sale

Top-Grafting Starter Kit Seed Starting Supplies

Top-Grafting Starter Kit

Save money growing your own quality grafted seedlings.

Sale

SunBlaster T5HO Strip Light with NanoTech Reflector – 18" Fluorescent

SunBlaster T5HO Strip Light with NanoTech Reflector – 18"

High-performance fluorescent lighting for healthy, vigorous plants.

Sale

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.

Sale

Power Supply Adapter Seed Starting Supplies

Power Supply Adapter

Vibro Hand Seeder Accessory

120 Volt AC power converter for the Vibro Hand Seeder.

Sale

Lightweight Deep Trays – 100 Count Support Trays

Lightweight Deep Trays – 100 Count

The standard 1020 greenhouse flat without drainage slots.

Sale

Seed Plate D72 Seed Starting Supplies

Seed Plate D72

Precision Vacuum Seeder Accessory

72 medium countersunk holes, size D.

Sale

Johnny's Commercial LED Light Cart – 9 Trays LED

Johnny's Commercial LED Light Cart – 9 Trays

Designed for commercial grower applications.

Sale

Deluxe Microgreens Seed Starter Kit Microgreens Supplies

Deluxe Microgreens Seed Starter Kit

Grow microgreens indoors year-round.

Sale

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).

Sale

Paperpot Seedling Tray – Individual Transplanters

Paperpot Seedling Tray – Individual

Paperpot Transplanter Accessory

Tray sized specifically for Paper Chain Pots.

Sale

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

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

Solid shallow trays with holes (for drainage).

Sale

Terrafibre Hemp Grow Mats, 10" x 20" – 140 Count Microgreens Supplies

Terrafibre Hemp Grow Mats, 10" x 20" – 140 Count

Microgreens Accessory

Microgreens media made from a renewable resource.