i used mg potting soil,no fert till flowering, once flowerring began started using mg tomato fert at 25% increased to 50% in two weeks. had 7 plants killed two males remaining 5 are ladies! all grown under 4 4ft.40 watt flourescents,and they are budding like crazy! i wish i had been doing this all my life! this is my 1st crop.:thumbsup:,,ps.there are 4 nightcrawlers in each bucket.