WHAT TO DO WITH BIG BUD X WHITE WIDOW

hello people still pretty new to this site the last time i was on i was asking if they where any way to kick start into flowering out with the 12/12 i had 4 white widows x big bud and 2 AK 47 i got from a pall they ended up male i could have killed him he said they were female i would get 1 for helping him out but i caught it in time they where no way outside the 12/12 i new this but was hoping they flowered a week later they have big leafs i was not ready so i had to make things to hold up the leafs so light.the pots they are in now could be doing bigger "BUT" will this cause any problems in wk 4 of flowering and if it would not the soil i have are for seeds and cuttings as i am trying to keep a eye on npk as you don't want nitrogen what should i do? cash is a problem and i stay in a small place that has only 2 plant shops and this shops are pretty poor cant say where sorry as its that mall so anyone with any advise on what i can do to to help my 4 WW x BB even better if you have done this plant before i know no 2 plants are the same any advice WELCOME