Grodan 4x4x4" Rockwool Grow Block Improved Remo Grow Package Dimensions: 160mm(L) x 86mm(W)

Package Dimensions:                  160mm(L) x 86mm(W) x 86mm(H)

When applied directly to the roots

Doktor Doom Thrip Killer UNSCENTED- No obnoxious perfumes

Most plants appear green because their leaves reflect more green light than red or blue light

Grodan 4x4x4" Rockwool Grow Block Improved Remo Grow Package Dimensions: 160mm(L) x 86mm(W)New Grodan 4x4x4" Block Improved! Improved product at current pricing. New density + new hydrophilic technology = better water distribution and root development. The uniform distribution of water and nutrients throughout the block allows for more efficient use of the entire substrate volume Full saturation of the blocks with no dry spots and improved EC control with less water is achieved in the rootzone due to the uniform, optimized wool resulting in