hay my bud brothers and sisters!! I thinking of using the flood and drain system my table is 2x2x2x2 dont no what size grow room should be? i have a 250whps. dont no what medium to use rockwool cubes or coco i have two strains white window and super nova and i was thinking of using flora nova grow/bloom and kool bloom for flowering but dont no when to increse feeding during flowering to get bigger flowers. ANY GUIEDENCE IS WELCOME THX BARRIO