in my personal experience rockwool will never be to wet if the water is full of oxygen...my rockwool in my dwc actually sits half in the water 4 weeks and i just switched light to 12/12 3 days ago. i've had nothing but positive growth from day one
toxinn Reviewed by toxinn on . Bound to screw up hello all, It has been a while since i have visited the board. I have decided to try my hand at hydro. I went out and got a small 10 gallon blue bin with lid from wal-mart a pump ,air pump and some nutes and small one inch rockwool cubes from a hydroponics store and a few plasic disposible 12 OZ cups. I got some seed from a friend and germinated them in a napkin. I put 5 gallon of water in the bin and added my nutes according to the instructions I placed my pump into the water and cut 5 Rating: 5