Every time you transplant, you are adding more nutes from the addition of more FFOF mix. Likely over time, yes...they will require less nutes overall, but the transplant isn't supplying everything she desires. Which is likely why you need the additives.

In mid to late flower, have you tried replacing the sugar beet extracts (CalMag...) with molasses yet? (average unsulfered molasses N-P-K...1-0-5)

Molasses and our plants