MEN ONLY!! Puburty?how long does it bear for a..?

How long does puburty take for a young man whos is 13 and
and have pretty long hair down below? Some is almost 3 inches long.10 points for best description! thanks alot!
Answers:    It can give somebody a lift as far as 19 to be done with puberty.
Sky
Depends on your genes.
um well mine be like ar 12 but it depends on the boy, um now do u produce seimen?
i would trim those hair dude, no girl likes that thing adjectives bushy

so trim it down with sissors
puberty can begin contained by some boys as young as 9 years up and until 19 years of age.