I know most people will come in here and say no way, just spend the $10 and buy a bag of soil.

I think you could get away with it if you flushed the soil well, added some organic compost, pearlite and light fertilizer to it.
jakester Reviewed by jakester on . what about used soil? hi there !!!! what about soil from previous run its good to run another ???or its better to throw it and take fresh thx for the info!!!!!!:rastasmoke: Rating: 5