Grodan Improved Gro-Block Big Mama, 8 x 8 x 8, no hole, case of 18 Garden Accessories and each Master Mat can

and each Master Mat can handle up to 3 Add-Ons

and a 54 watt LED light panel

and extremely short intermodal spacing

These versatile panels can be installed quickly

Grodan Improved Gro-Block Big Mama, 8 x 8 x 8, no hole, case of 18 Garden Accessories and each Master Mat canGrodan Improved Gro BlocksLeverage the benefits of products developed alongside plant scientists, that are specifically engineered to deliver real results for your crops. Grodan Gro Blocks Improved with Advanced Wetting Technology Grodan's improved stone wool substrate. Keep it RealReal ScienceGrodan partnered with the Wageningen University and Research facility in The Netherlands and top growers throughout North America to identify the optimal stone