There is no exact start time. It is an ongoing process. Think of it as cutting the lawn or getting a hair cut. The grass and the hair do not stop and start, it continues until you have to cut it again.
He left his beard to grow out, resulting in a rough stubble along his jawline.
It isn't common for a 12-y.o. to be able to grow a beard but, if you are already shaving at 12, you will get stubble.
Shaving a beard makes it start to grow faster. --Shaving your beard is but only a myth, some have the ability to grow a beard relatively fast, while others do not, look at members of your family and generally you will fall into some category of that sort.
Kids start to get facial hair around the age of 14. They can start to grow a full beard around 18. But everyone's different, and it depends on the kid's hormones.
well the more you shave, the rougher it is and the faster it grows but usually 1-3 months for a beard
a man is able to grow a beard if his dad is able to grow a beard
Most guys start to be able to grow significant facial hair around 16
Around 14-17 to start growing. At the age 16-17 it will start growing faster and longer.
The best way to grow more hair on your beard is to never shave.
If an Amish man has a beard that means he is married. Once they become married the need to grow a beard.
no
you'll generally start to see facial hair a couple of years after pubic hair starts to grow. Facial hair is "beard" from the start, but you may not have enough to grow "a beard" for a couple of years after facial hair starts to grow. Needing to shave at 14 or 15 is pretty common, but having enough hair look like an intentional beard is usually a couple of years after you start to need to shave. Not many men can grow a full-face beard at 15, but most--definitely not all-- can by 18 or 19. It's also pretty common for full-face beard to not be possible till early 20's.