Burpee Seed Starting Heat Mat 10″ X 20″

Give seedlings a strong start with quicker, healthier germination. Use the Burpee Seed Starting Heat Mat to start all your favorite warm climate indoor sown vegetables, herbs and flowers – tomatoes, basil, marigolds and more! Steady heat evenly warms soil temperature 10–20 degrees above the ambient temperature, helping seeds to germinate. The water-resistant 10” x 20” mat fits all standard seed starting trays. 17.5 Watts – for indoor use only.