no way 18/6 is better cuz the plant needs some dark hours for its growth as well and ur gonna need more bulbs pretty soon thro in a 150 watt (42) when u can u will see vegitation increase and ur not supposed to use chemicals like mirical gro well i've heard early on its not to bad but i wouldnt advise keepin up with it. im not claimin to be a xpert or anything just keep readin other pplz logs to figure out what to do thats liek half the fun:thumbsup: