Cultilene Stonewool OptimaXX 1.0 Metre Rockwool Slab Hydroponic Growing Media
Typically seedlings in blocks are placed onto slabs. About Camgrow Hydroponics. Grow Systems & Pots. Republic of Ireland £35 up to 5 kilos in weight, £2.75 per kilo thereafter. Grow Tents. Grow Lighting.