Grodan Improved 4x4x2.5

$154.11 USD

Gro-Block Imp GR6.5 40/40 w/Hole

Otherwise known as 4″ Large hole
Case is Not individually wrapped.(Loose) 216 pc

Wetting Instructions

In-store, curbside or delivery!

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Leverage the benefits of products developed alongside plant scientists, that are specifically engineered to deliver real results for your crops. Grodan Improved 4x4x2.5 with Advanced Wetting Technology — our improved stone wool substrate.

Real Results
The result of this scientific rigor is Grodan Improved 4x4x2.5 with our Advanced Wetting Agent. In the scientific trials, plants grown in these Improved Gro-Blocks had faster rooting-in, higher yields and improved quality

Real Improvement
These leading-edge blocks have the optimal fiber structure and physical properties for crop uniformity. More even Water Content (WC) and Electrical Conductivity (EC) distribution throughout the entire block, and the greatest steering capabilities available. Water distribution is more uniform throughout the entire block. Which is the basis for a well-defined root system with higher capacities for water and nutrient uptake.

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