dewd juss quit smoking and drink a 2 big ass gulps of vinegar and hold urr breath before u start tasting it then juss drink some coke so u dont havethat nasty ass taste in urr mouth...it mite sound like seriously dum ...but thats how i get out shit
well the ballast is one of the most expensive things jus like that bulb .......if urr juss growing for personal then make a 6 by 6 its better and easier
no if u make sure all the water runs threw the "base" what the plant is in .....then u should b good but thats only for flushing ...if your growing outdoor juss use common sense