Grodan Gro Block Improved Mini Block 1.5 in Commercial Water Filters Benefits: Finely ground rock dust

Benefits: Finely ground rock dust from glacial moraine helps to re-mineralize soil

Ona Liquid can be added to commercial misting systems

5 spawn bag per 1 bag of casing mix (using our 5grain or Rye spawn bags)

25' of ducting

2 L weighing bowl included

Grodan Gro Block Improved Mini Block 1.5 in Commercial Water Filters Benefits: Finely ground rock dustGrodan 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