yes... 1/4 tsp of maxigro (3 gallons) and 1/4 tsp of vitamins (superthrive per gallon as well).. thats about it. should i be doing anything differently??.. i have homemade co2 generator going... bubbleponics system. small clip on fan for now.(Inline is on its way w/ carbon filter) I do a lot of research and i hink all my conditions are good except humidity.. i need to get a humidifier.currently 35% RH.