loooks like your starting off on the right foot
i do advise a few 30-42 watt cfl 6000k on the spectrum
what is your air movement in the closet?
ventilation is key grab few fans if you dont have any one the top pushing out warm air the closet and one on the bottom pulling in cool air
are you planning to top or lst ?
scrog would work perfect for that size closet btw
I would transplant into a 5 gallon buckets in a week or so put up a screen about a foot above them and start weaving them through
some you may have to tie cuz theyll be so resiliant
till its mostly filled since im pretty sure the ak 48 will strecth but not to much so 65% to 75% screen fillage
if you have no clue what im talkin about or just want more info this grow can help
https://www.rollitup.org/indoor-growing/41321-i-call-billybob-scrog.html
and there are many more as well
by doing this method you'll have a fulll cannopy of twenty or more colas all at proper height maximizing your light foilage
just some ideas for you stay growing
you can ask for advice anytime
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