hi .. im using 4 nutes bio nova hydro supermix .veg...for flowering pk13/14. with boosters which i only used in the last 3 weeks. (realised could av been using from the start) . the boosters are called the missing link and x cel. thats the nute side of things.. Im in a tent with mylar inside. 1.2m by 1.2m by 2m .. i have a 4 inch intake a 6 inch hydro buddy intake a 4 inch cooling my air cooled top. but i added things part way through the grow as i had heat issues at the start.... a 6 inch extractor ...im using a 600w hps dual spectrum . veg under a 250 envirolight cfl... . my soil is a mix of 20%top soil 40% potting 30%perlite 10% sand.. drains very well .. this grow i used 5litre pots.. next time iv got 30 litre pots.. as for watering water till it drops out the bottom of the pots and if ur in drip trays which i use make sure u clean up the excess water as if not may lead 2 root rot and other hassles... thats all i can tink of hope it helps m8...