Tools & Supplies Seed Starting Supplies
Seed Starting Supplies
Seed Starting Supplies
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.
Filters
Done
Sale
Hydrofarm Seedling Heat Mat – 20" x 48", 107 Watts Seedling Heat Mats
20" x 48" waterproof mat warms soil for optimum germination.
Warms seed flats for improved germination.
Sale
5" Round CowPots™ – 20 Count Biodegradable Pots
Eco-friendly, nutrient-rich, renewable pots made from recycled manure.
Eco-friendly CowPots™ are a nutrient rich, renewable, American product made from recycled cow manure.
Sale
12 Cell Fertil Pots Strip – 8 Count Biodegradable Pots
100% organic, OMRI-listed biodegradable pots.
100% organic, OMRI-listed biodegradable pots.
Sale
6" Square CowPots™ – 6 Count Biodegradable Pots
Eco-friendly, nutrient-rich, renewable pots made from recycled manure.
Eco-friendly CowPots™ are a nutrient rich, renewable, American product made from recycled cow manure.
Sale
Spring Loaded Side-Grafting Clip Seed Starting Supplies
Securely hold larger seedlings.
Securely hold larger seedlings.
Sale
3" Square CowPots™ – 20 Count Biodegradable Pots
Eco-friendly, nutrient-rich, renewable pots made from recycled manure.
Eco-friendly CowPots™ are a nutrient rich, renewable, American product made from recycled cow manure - as seen on TV's Dirty Jobs!
Sale
36 Cell Fertil Pots Strip – 10 Count Seed Starting Supplies
100% organic, OMRI-listed biodegradable pots.
100% organic, OMRI-listed biodegradable pots.
Sale
20 Cell Fertil Pots Strip – 10 Count Biodegradable Pots
100% organic, OMRI-listed biodegradable pots.
100% organic, OMRI-listed biodegradable pots.
Sale
Tray Shelf Soil Block Makers
Keeps all your essential potting items conveniently at arm's reach.
Keeps all your essential potting items conveniently at arm's reach.
Sale
200 Cell Plug Flats – 5 Count Trays, Domes, and Flats
Designed for fresh market growers. Square cells.
Designed for fresh market growers. Square cells.
Sale
3" Humidity Dome – 6 Count Trays, Domes, and Flats
Rests on top of Perma-Nest trays.
Rests on top of Perma-Nest trays.
Sale
Pot and Saucer Containers
Perfect for use with seed disks.
Perfect for use with seed disks.
Sale
Lightweight Mesh Tray – 5 Count Trays, Domes, and Flats
Compact, low-cost support for other seedling containers.
Compact, low-cost support for other seedling containers.
Sale
3" Round CowPots™ – 20 Count Biodegradable Pots
Eco-friendly, nutrient-rich, renewable pots made from recycled manure.
Eco-friendly CowPots™ are a nutrient rich, renewable, American product made from recycled cow manure - as seen on TV's Dirty Jobs!
Sale
Add-on Heat Mat – 21" x 5', 180 Watts Seedling Heat Mats
Allows for daisy-chaining with Hydrofarm Commercial Heat Mat.
Maximize your germination area.
Sale
Hydrofarm Commercial Heat Mat – 21" x 5', 180 Watts Seedling Heat Mats
Stand-alone mat with 6 ft 120-volt AC power cord.
Maximize your germination area.
Sale
5" Square CowPots™ – 60 Count Biodegradable Pots
Eco-friendly, nutrient-rich, renewable pots made from recycled manure.
Eco-friendly CowPots™ are a nutrient rich, renewable, American product made from recycled cow manure.
Sale
Johnny's Exclusive
Johnny's "Light" Pro-Am Kit Pro-Am Seedling Kits
Just add seeds, soil, and water.
Just add seeds, soil, and water.
55 - 72 of 207