Grodan Gro Block Improved Mini Block 1.5 in Size:50 Wrapped Packages of 45 (2250 total) and mold without causing harm

and mold without causing harm to humans

makes clean cuts with no jagged edges or crushing of tubing

The croutons' water holding capacity is similar to clay pellets

This is useful when trying to monitor for water spills or floods

Three sets of interchangeable lenses are included to neutralize different colored lighting and provide you color-accurate vision while inspecting your plants

Grodan Gro Block Improved Mini Block 1.5 in Size:50 Wrapped Packages of 45 (2250 total) and mold without causing harmGrodan 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