Jump Start Seedling Heat Mat, 3" x 20", 7.3W

Compact Bottom Heat for Small Growing Spaces

Hydrofarm's windowsill heat mat is suited for veteran growers, beginners, and children alike.

It's sized for small growing spaces and improves germination by warming the root area 10 to 20 degrees Fahrenheit over ambient temperature, maintaining a controlled temperature all season long.

If a windowsill container garden has always felt too drafty, this compact mat helps create a more stable growing environment.

Key Features & Benefits

• Compact 3 x 20 inch size — fits small growing spaces and windowsills
• Warms root area 10-20°F over ambient — improves germination success
• UL listed — includes power cord
• Maintains controlled temperature — all season long

Who Should Use This Heat Mat

Windowsill gardeners, beginners, and kids who want a compact heat mat sized for small growing spaces.

Mat Specifications

This mat measures 3 inches by 20 inches, draws 7.3 watts, is UL listed, and includes a power cord.

Frequently Asked Questions

What size is this mat?

3 inches by 20 inches.

Is this mat good for beginners?

Yes, it's suited for veteran growers, beginners, and kids.

Does it include a power cord?

Yes, a power cord is included.

Is it UL listed?

Yes, this mat is UL listed.