Okay thanks for clearing that up my assumption was you're feeding the microbes in your soil benefits the root system benefits nutrient uptake = fatter buds? if im wrong my apology if I was giving bad advice.
I don't like the fan pointed down it's blowing the heat down from the light , I would lower the fan to blow across the canopy. Do you have the vents on the bottom of the tent open to pull air in ?
I'm Pro mix hp, ,Gaia Green 4-4-4 and bloom 2-8-4 I add fish bone meal , blood meal, molasses, ph water to 6.5ish they are very happy going to flip to flower today
First time buying feminised seeds planted 6 this one just showed nuts :( this if for the newbies its bad when you see balls toss it. from my experience it is always the males that are doing the best to.
Grow on Homies