If your gunna go with advanced nutes go with bud candy or big bud. They would do you more justice as far as flower production. You need to hit them with a good amount of phosphorous. Go more than half strenght. The plants SHOULD BE able to take it by week 6 of flower. Also if your not already, go buy molases at your local grocery store. Its cheap and a great source of potasium. But more importantly hit them with a strong dose of phosphorous. Even MOAB would work and its like 15 bucks. But advanced nutrients works well. I use bud candy (oh shit you can only use bud candy week 1-6 so your screwed on that product) Check out BIG BUD though it has more to do with bigger flower production if thats what your looking for. Also be patient, the buds will come