Covering the seedling tray with a humidity dome will also aid heat retention.
Multiple heat mats jump start thermostat.
Easy plug in operation with led indicator light digital temperature selection and three prong ground plug.
If the thermostat remains on delivering power to the heat mat for more than 5 consecutive hours this indicates desired temperatures are not being reached.
Set up the thermostat 1.
It comes with a 1 year warranty.
It also has an extra layer of insulation.
Hydrofarm s jump start heat mat thermostat controls the temperature of heat mats by providing constant optimum temperature for plants seedlings and cuttings.
It is ideal for maintaing root zone rooting temperatures in a tray and dome.
Vivosun s professional heat mat just like jump start and apollo horticulture models maintains temperatures of 10 20 above ambient air temperature which is perfect for seed starting and propagation.
Riogoo 9 5 x20 5 seedling heat mat and thermostat controller 68 108 f digital thermostat controller ip68 waterproof heated mat thermostat controller 4 4 out of 5 stars 105 28 99 28.
To achieve higher temperatures the mat may need to be placed on a more insulated surface.