Grodan Rock-wool Granulate 2.5kg Box Hydroponic Rockwool Substrate

Grodan Granulate 2.5kg Box - Hydroponic Rock-wool Substrate. Grodan Granulate – 2.5kgBox. Grodan Granulate is water absorbent granules of rock-wool (almost flock like). Nutrients and additives with Grodan Rockwool .

eBay