Place this heating mat under your sowing tray or greenhouse. A heat mat is ideal for faster germination of seeds that like warmth: from tomatoes to zinnias.
By placing a heat mat under your seed tray, you maintain an even temperature of 22 - 25°C (at normal room temperature). In the winter it also helps to keep the severe freezing cold away from my snapdragons, for example.
It is made of plastic, insulated and also acid resistant. You can use this heating mat in greenhouses, greenhouses, conservatories or indoors. But also under a terrarium or aquarium.
The heat mat is splash-proof but must not be submerged in water.