Root Radiance 21 x 61 Master Heat Mat
The Root Radiance Master Heat Mat combines with your seed starter trays for efficient and enhanced plant growth. The seed heating mat improves growing conditions to speed up germination and propagation. Ideal for seeds and plant cuttings. Heats 20 degrees over ambient temperature for successful indoor growing in greenhouses or nurseries. Daisy chain compatible with up to 3 Add-On Mats for large areas.