Answer:
I have leaves on my fruit my fruit is on my leaves.
I turn around once. What is out will not get in. I turn around again. What is in will not get out.
The dirtier I get, the whiter I am. What am I?
I can be long or short. I can be grown or bought. I can be painted or left bare. My tip can be round or square. (one word)
I am a tale in childrens' minds. Though an illusion, I occur every night. I give them a fantasy, I give them a fright. What am I?
What is yours but only used by others?