now that i have my ph at5.8 i notice that my ppm arent dropping like usual i used to have to add 150 to 200 back along with one gallon water tap already at 150 .but she is drinking up the water still or maybe it just normal at week 5 6 ? or am i gona have to flush her an re mix fresh it just stared when i did my res change i put all nutes at correct ratio w/great white also at 1tsp per gal an that is the first time i used on this grow was that a nono? open to ideas thnks also ph is drifting up .2 aday thnks again 4 any an all help!