I know that it does not help you further, but be glad that you're not have to shave every day. The beard grew comes by itself. How strong is also different each time.
What do you expect? Everyone else develops. This includes the hormones that are responsible for the growth of facial hair, in which an earlier and will be distributed in the other later. You can assume that with 18/19 years of the (real) beard begins. The Baby fluff can have 14 or 15th
You can go to the doctor and you are then hormone Tablets
What about elsewhere in the hair growth
As it is made with the hair growth in other places?