hey i like the bc line too, i got the whole success kit for free, root 66 is amazing stuff. i am a pure blend pro fan, simply by reading the ingredients in your nutes helps me decide, i like PBP with cal/mag sweet and LK, in that mix you have plenty of kelp, humics, sillicas, bone meals and such, i have to admit it smells like sewage but its high quality stuff, i also like to use Fox farms powders during flower, i am a complicated person who runs botanicares hydroplex early in flower and run beastie bloomz and cha ching the rest of the way