Grow Wool cubes (40mm x 40mm)


is available on purchases between $10 and $2,000 learn more

Best Selling Growing Mediums


These Grodan Rockwool cubes come are ideal for raising seedlings and cuttings. Once roots start to emerge through the cubes you will need to plant them on into larger Grodan Transplanting Cubes or some other medium.

Growing media is an essential part of any hydroponic growing system. Simply put, growing media is a soil substitute. There are many types of grow media available, each offering different advantages. These media are all inert, sterile substrates that have excellent aeration properties. Rockwool 1.5” cubes are ideal for starting seedlings / cuttings