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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243 Products

SunBlaster LED Strip Light Kit – 48" Grow Lights and Carts

SunBlaster LED Strip Light Kit – 48"

Energy efficient LED lighting for growing quality plants.

SureRoots 50-Cell Deep Plug Flats – 25 Count Cell Flats

SureRoots 50-Cell Deep Plug Flats – 25 Count

Promotes deeper root development.

200 Cell Plug Flats – 5 Count Cell Flats

200 Cell Plug Flats – 5 Count

Designed for fresh market growers. Square cells.

Pro-Tray 72 Cell Flats – 5 Count Cell Flats

Pro-Tray 72 Cell Flats – 5 Count

For home and market gardeners. Round cells.

Fort Vee All-Purpose Potting Mix – 20 Qt Growing Media

Fort Vee All-Purpose Potting Mix – 20 Qt

A popular mix for the professional grower.

SunBlaster Growlight Garden Seed Starter Kits

SunBlaster Growlight Garden

Complete kit for growing a garden in your home.

Medium Weight Mesh Tray – 5 Count Support Trays

Medium Weight Mesh Tray – 5 Count

Reinforced support for other seedling containers.

50 Cell Plug Flats – 100 Count Cell Flats

50 Cell Plug Flats – 100 Count

Designed for fresh market growers. Square cells.

Lightweight Deep Trays – 100 Count Support Trays

Lightweight Deep Trays – 100 Count

The standard 1020 greenhouse flat without drainage slots.

SunBlaster T5HO Strip Light with NanoTech Reflector – 48" Grow Lights and Carts

SunBlaster T5HO Strip Light with NanoTech Reflector – 48"

High-performance fluorescent lighting for healthy, vigorous plants.

Mini Wand Seeder with Air Valve and Hose Seed Starting Supplies

Mini Wand Seeder with Air Valve and Hose

One of the best seeders for handling extremely small seeds.

12-Cell Stand-up Soil Blocker Soil Blocking

12-Cell Stand-up Soil Blocker

Create soil blocks for seeding and transplanting.