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

Seedling Grower Starter Kit Seed Starter Kits

Seedling Grower Starter Kit

Grow your own seedlings at home.

Sale

Tray Shelf Soil Blocking

Tray Shelf

Keeps all your essential potting items conveniently at arm's reach.

Sale

Polypro Endurance Deep Tray (No Holes), Red – 4 Count Support Trays

Polypro Endurance Deep Tray (No Holes), Red – 4 Count

Johnny's thickest wall trays.

Sale

20 Cell Fertil Pots Strip – 10 Count Biodegradable Pots

20 Cell Fertil Pots Strip – 10 Count

100% organic, OMRI Listed® biodegradable pots.

Sale

Heavyweight Mesh Tray – 5 Count Support Trays

Heavyweight Mesh Tray – 5 Count

Heavy duty support for other seedling containers.

Sale

Link Cord – 24" Grow Lights and Carts

Link Cord – 24"

LED or T5HO Strip Light Accessory

Add on to your strip lights for more growing space.

Sale

Medium Weight Mesh Tray – 5 Count Support Trays

Medium Weight Mesh Tray – 5 Count

Reinforced support for other seedling containers.

Sale

Johnny's 12-Cell Handheld Soil Blocker Soil Blocking

Johnny's 12-Cell Handheld Soil Blocker

Reduce your workload and improve your efficiency.

Sale

Strip Light Hanger Grow Lights and Carts

Strip Light Hanger

LED or T5HO Strip Light Accessory

Expand your lighting to grow bigger, healthier plants.

Sale

Mini Wand Seeder Seed Starting Supplies

Mini Wand Seeder

Best seeder for handling extremely small seeds.

Sale

Johnny's Commercial Heat Mat – Master Seedling Heat Mats

Johnny's Commercial Heat Mat – Master

Improved germination for heat-loving crops.

Sale

6-Cell Tray Inserts – 24 Count Cell Flats

6-Cell Tray Inserts – 24 Count

Reusable inserts for 1020 trays.

Sale

Organilock Soil Food – 6 Lb. Growing Media

Organilock Soil Food – 6 Lb.

Trial-tested organic amendment.

Sale

2 1/3" Round Fertil Pots – 160 Count Biodegradable Pots

2 1/3" Round Fertil Pots – 160 Count

100% organic, OMRI Listed® biodegradable pots.

Sale

Johnny's Modular LED Grow Light Cart LED

Johnny's Modular LED Grow Light Cart

Convenient, customizable LED light system.

Sale

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

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

Microgreens Accessory

Microgreens media made from a renewable resource.

Sale

Pro-Tray 72 Cell Flats – 5 Count Cell Flats

Pro-Tray 72 Cell Flats – 5 Count

For home and market gardeners. Round cells.

Sale

Fort Light Potting Mix – 20 Qt Growing Media

Fort Light Potting Mix – 20 Qt

A nutrient-rich organic mix for starting vegetables and annuals from seed.