Hey guys so i’m using Jacks 321 nutrient feed & im a little confused . On amazon the description says to do 3g Hydro , 1g Epsom Salt , 2g Calcium Nitrate , but that doesnt really make sense to me cause it’s called “jacks 321” & it’s going 3,1,2 . I hear people do 3g Hydro , 2g Cal Nitrate & then...