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Stops mineral deposits from forming where the tubing connects to the stake
organic plant acids
Easy to Maintain - The electrode heating system removes the need for cleaning the steam canister
Want to get ahead start on next seasons seed starts
Grodan Gro Block Improved Mini Block 1.5" Strip -Shrink Wrapped (Sleeve of 45) HGC732915 Stops mineral deposits from formingGrodan 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
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