Grodan Gro Block Improved GR10 Large 4" w/Hole 4" x 4" x 4" Strip - Wrapped (Sleeve of 6) Cultured Solutions Coco Cal Product Specifications:

Product Specifications:

union connections

Use warm water between 75 and 98 degrees Fahrenheit for optimum results

Use mild strength nutrient for delicate plants and full strength nutrient for robust plants

CAUTION: Always mix Dual Fuel 1 & 2 into your reservoir separately

Grodan Gro Block Improved GR10 Large 4" w/Hole 4" x 4" x 4" Strip - Wrapped (Sleeve of 6) Cultured Solutions Coco Cal Product Specifications:Grodan partnered with the Wageningen University and Research facility in The Netherlands and top growers throughout North America to identify the optimal stone wool substrate and irrigation strategies for specialty crops. The result of months of scientific research and trials is Grodan Gro Blocks Improved with Grodans Advanced Wetting Agent. These leading edge blocks have the optimal fiber structure and physical properties for crop uniformity, more