Royal gorilla and Green gelato

That's week 4 in the history books starting a little pre flower now giving them 1.5 of both bio grow and heaven gave second lst i feel like I'm hurting them I hope I'm doing it proper also small bit of fade and a bit yellow on new top leaf maybe only young or to much nutes will tone down if see any further development but happy so far day 28 hopefully they will stretch up a bit now here's hoping