the 4th week of Flower
this week both gets PK 13/14 (2ml on 10l) and Boost (20ml per 10l) all fine.
they miss the Red light update.
the buds stayes small but they get a Hyper Red LED update Soon. the light is to much Blue
PPFD 200-300
every XT boards runs on 75 watt.
i increase In the last weekes slowly to 200watt
but they are on the maximum effekt of the nutriends . not more then 100% per week on 10l from the sheme
no brown burned leaf tips.. but maybe they are fine with 75%. Leafs are Dark Green.