Grodan Gro Block Improved GR4 - 3' w/ hole (3x3x2.6) (Commercial case - no shrinkwrap) Tools + Gear Thirty-six by forty-eight inches is

Thirty-six by forty-eight inches is cut to line a standard 55 gallon drum with enough left at the top to gather

86% Free Sulfur (S) Wetting Agent 2

that premium earns you nothing

This particular Bubble Magic Shaker is the 120 micron

A six inch opening takes a hand and a tomato back out without a fight

Grodan Gro Block Improved GR4 - 3' w/ hole (3x3x2.6) (Commercial case - no shrinkwrap) Tools + Gear Thirty-six by forty-eight inches isGrodan Gro Block Improved GR4 3' w hole (3x3x2. 6) (Commercial case no shrinkwrap) Introducing the newly improved Grodan Gro Block GR4 a revolutionary solution for modern growers. Our state of the art growing block is designed to deliver an unparalleled horticultural experience by focusing on the core factors that influence plant growth: water distribution and root development. New Density & Hydrophilic Technology: The Grodan Gro Block boasts a newly