Grodan Gro-Block Improved Jumbo, 6" x 6" x 4" w/Hole (Pallet of 704 Loose Blocks) HGC707342 A built-in temperature sensor ensures

A built-in temperature sensor ensures that both pH and EC/TDS readings are compensated for temperature variations in both standards and samples

Heavy-duty 3 ft x 3 ft quick assembly tray stand

Instead of expensive lighting and heating additions

White/Black Grow Bags

YaraRega NK GREEN provides flexibility in your program to make applications how you see fit

Grodan Gro-Block Improved Jumbo, 6" x 6" x 4" w/Hole (Pallet of 704 Loose Blocks) HGC707342 A built-in temperature sensor ensuresGrodan 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 our Advanced Wetting Agent. These leading edge blocks have the optimal fibre structure and physical properties for crop uniformity, more even