Super Sprouter Seedling Heat Mat

• 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. • 20 watts. • Dimensions: 21” x 10”. • Retail display case holds 10 mats.