can anyone point me in the right direction to set up a grow closet

lol ok th 3 numbers stand for the amount of nitrogen-phosphate-potassium in the nutes N-P-K nitrogen is wat makes the stems strong and good leaf production phosphate is the stuff that helps and encourgaes bud production and photosynthesis and potassium helps with the roots and somthing else

*EDIT* so go to a walmart or look at any nut ull see the numbers on the side