Package of Johnny's Selected Seeds
Package of Johnny's Selected Seeds

Heat Mats

Quantity:
 
 
Hydrofarm Seedling Heat Mat - 9" x 19½" - 17 Watts

Product ID: 9580

Tools and Supplies > Seed Starting Supplies > Heat Mats

Warms seed flats for improved germination.

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Hydrofarm Seedling Heat Mat - 9" x 19½" - 17 Watts
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Hydrofarm Seedling Heat Mat - 20" x 48"

Product ID: 9626

Tools and Supplies > Seed Starting Supplies > Heat Mats

Warms seed flats for improved germination.

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Hydrofarm Seedling Heat Mat - 20" x 48"
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Seedling Mat Temperature Controller

Product ID: 9582

Tools and Supplies > Seed Starting Supplies > Heat Mats

Precise temperature control for seed germination.

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Seedling Mat Temperature Controller
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Hydrofarm Seedling Heat Mat - 20" x 20"

Product ID: 9581

Tools and Supplies > Seed Starting Supplies > Heat Mats

Warms seed flats for improved germination.

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Hydrofarm Seedling Heat Mat - 20" x 20"
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Quantity:
 
 
Redi-Heat™ Heavy-Duty Propagation Heat Mats - 12" x 5'

Product ID: 7165

Tools and Supplies > Seed Starting Supplies > Heat Mats

New! Increase growth and reduce production time by maintaining proper root zone temperature.

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Redi-Heat™ Heavy-Duty Propagation Heat Mats - 12" x 5'
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Out Of Stock

Redi-Heat™ Heavy-Duty Propagation Heat Mats - 12" x 10'

Product ID: 7166

Tools and Supplies > Seed Starting Supplies > Heat Mats

Out Of Stock
New! Increase growth and reduce production time by maintaining proper root zone temperature.

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Redi-Heat™ Heavy-Duty Propagation Heat Mats - 12" x 10'
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Quantity:
 
 
Redi-Heat™ Heavy-Duty Propagation Heat Mats - 12" x 20'

Product ID: 7167

Tools and Supplies > Seed Starting Supplies > Heat Mats

New! Increase growth and reduce production time by maintaining proper root zone temperature.

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Redi-Heat™ Heavy-Duty Propagation Heat Mats - 12" x 20'
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Out Of Stock

Redi-Heat™ Heavy-Duty Propagation Heat Mats - 21" x 5'

Product ID: 7168

Tools and Supplies > Seed Starting Supplies > Heat Mats

Out Of Stock
New! Increase growth and reduce production time by maintaining proper root zone temperature.

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Redi-Heat™ Heavy-Duty Propagation Heat Mats - 21" x 5'
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Out Of Stock

Redi-Heat™ Heavy-Duty Propagation Heat Mats - 21" x 10'

Product ID: 7169

Tools and Supplies > Seed Starting Supplies > Heat Mats

Out Of Stock
New! Increase growth and reduce production time by maintaining proper root zone temperature.

More Details and Sizes

Redi-Heat™ Heavy-Duty Propagation Heat Mats - 21" x 10'
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Quantity:
 
 
Dual Outlet Dial Thermostat

Product ID: 7170

Tools and Supplies > Seed Starting Supplies > Heat Mats

New! Precise temperature control of one or two heat mats.

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Dual Outlet Dial Thermostat
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Four Outlet Digital Thermostat

Product ID: 7171

Tools and Supplies > Seed Starting Supplies > Heat Mats

New! Precise temperature control of up to four heat mats at once.

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Four Outlet Digital Thermostat
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Hydrofarm Commercial Heat Mat - 21" x 5'. 180 Watts.

Product ID: 7174

Tools and Supplies > Seed Starting Supplies > Heat Mats

New! Maximize your germination area!

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Hydrofarm Commercial Heat Mat - 21" x 5'. 180 Watts.
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Hydrofarm Modular Add-On Commercial Heat Mat - 21" x 5'. 180 Watts.

Product ID: 7175

Tools and Supplies > Seed Starting Supplies > Heat Mats

New! Maximize your germination area!

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Hydrofarm Modular Add-On Commercial Heat Mat - 21" x 5'. 180 Watts.
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Quantity:
 
 
Bench Mounting Bracket

Product ID: 7237

Tools and Supplies > Seed Starting Supplies > Heat Mats

New! Conveniently positions thermostat above plant material on your seedling bench.

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Bench Mounting Bracket
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