What happens next?

How to convince your parents to let you grow your hair (boys )
Prove that you are deserving.
When you're able to prove to your parents that you are a mature, responsible and upstanding young man, they will be more likely to give you more leeway. Try not to break any rules and try to take on more responsibilities; this will allow your parents to see you in a different light.

OPTIONS:
1). Show up at school with your hair pulled back and showered. Shower in the morning, brush your teeth and pack your lunch and clothes the night before..
2). This will also make you feel fun about growing up! Meet your parents' standards. The first step to gaining your parents' trust is knowing how to live without parental supervision..
3). Figure out small tasks that your parents would see as acting with responsibility. For example, add a chore like washing the dishes, or cleaning your room without having to be told to..
4). Make sure that you are really mature enough to handle handling the responsibilities of growing your hair. A good rule of thumb is to show your parents every day how much you care for them..
3).