Your college admissions essay should tell a clear and engaging story, perhaps one about overcoming a difficult time in your life, getting your first pet, or where your love of gardening comes from.
Be sure to give yourself plenty of time to write your college admissions essay; don't expect to write it the night before you need to submit your application.
Allow yourself plenty of time to brainstorm ideas, write the initial draft, revise, and edit your application.
The earlier you begin, the better your essay will be.
Perhaps the most important thing to remember is that you can do this.