Hi,I have 7 jack herer auto ,1 auto pounder and 1 big easy seed auto,my space is 8x6x7 ,I have a 1000w hps/mh cool tube,8inch inline fan and cRbon filter ,4x4 flood tray,ph meter,Ec/ppm/tds meter,I was thinking coco cause I hear good things?but idk? Also I was planning on hand feeding,so I don't know a watering schedule.and I'm completely lost in nutrients,if someone wouldn't mind giving me advice?