The Rockwool Cube with Large Hole is ideal for use with the larger Rockwool cubes or round Rockwool plugs. The cubes have an effective air-to-water ratio and a reliable homogeneity with great strength and dimensional stability and excellent controllability. This media is inert and pathogen free.
Cultiwool is one of the world's leading substrate producers. They have a great reputation in the industry as a company that puts the grower first. The Cultiwool stonewool growing blocks have a very firm structure. A very high consistency and very thin fibre structure gives optimum root development leading to increased yield.
