This is an autoflower in coco , using gh flora trio and calimagic , here what im giving them at week 7 ( 2,5ml micro , 1,25ml grow and 3ml bloom) and calmag at 2,5ml , this is for a gallon, water phd at 6,2 (600-700ppm) , run off 5,8 ppm 700. Is this overfeeding or lightburn ?? Its in a 2x4 groe...