Warms root area approximately 10° - 20° F over ambient temperature to improve germination process.
Helps gardeners have better success rates with seedlings and cuttings.
Perfect for one standard 10" x 20" propagation tray.
Heavy-duty construction makes this mat very durable.
More than 20% larger than competitive mats. This allows even warming of your entire tray.
More consistent heating with fewer hot spots than other seedling heat mats.
Ed Hume seal of approval.
Dimensions: 10" x 21".