Extend your growing season with the 48 in. x 20 in. seedling heat mat is the four tray Heat Seedling Mat.
Get a jump-start on planting with the Seedling Heat Mat, one of our easiest to use and most popular seed mats!
Germinate your seeds faster and also increase seedling and cutting success.
The mats warm the rooting area 10 – 20 degrees Fahrenheit over the ambient temperature.
Waterproof construction with complete instructions printed on the mat.
Thermostat not required.
Dimensions to accommodate flats
9 in. x 19.5 in.
Fits one common seed flat
20 in. x 20 in.
Fits two common seed flats
48 in. x 20 in.
Fits up to 4 common seed flats
Warms root area 10-20 degrees Fahrenheit over ambient temperature to improve germination