Grodan Gro Block Improved GR10 Large 4" w/Hole 4" x 4" x 4" Strip - Wrapped (Case of 24 Sleeves) Jumbo Jr A metallic finish protects the

A metallic finish protects the steel poles from long term wear and tear while presenting a clean aesthetic

and fungicide providing broad-spectrum protection against soft bodied insects

Probe cleaning and correctly storing pH probes ensures you get the most accurate readings possible and will maximize the life of a probe

and transplant

Grodan Gro Block Improved GR10 Large 4" w/Hole 4" x 4" x 4" Strip - Wrapped (Case of 24 Sleeves) Jumbo Jr A metallic finish protects theGrodan 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