Sounds like the blind leading the blind! I water around 8 litres per plant each day spread out over 4 waterings (coco DTW, 3-gallon fabric pots) never really feed much more than 1.3 Ec - 5.9 - 6.2 PH in full flower, GH Trio, and drop the EC after they are 6 weeks old, 8-9 week strain. Plenty...