with humates from diamond black I can irrigate every 2 days only 2 lt of solution ... in 25 lt pot ... that’s crazy!
In the end of flowering is time to ripen and it’s time to give only small amount of K , ca, mg, S and vitamins , molasses in order to make buds larger ( in first phase of flowering P take a bigger role in generate flower sites than now) think one max two weeks from harvest
In last picture a fantastic bud of Wedding cake by semillas des Barcelona