Answer:
Tear one off and scratch my head, what once was red is black instead!
What has to be broken before you can use it?
What is seen in the middle of march and april?
What gives life and love, and is there till they die? What can hide you and find you, heal you and feed you but should never give up on you?
Usually green but can be brown. It's a great place to play or lie down. What is it?
I am a cave full of bones and the house of a worm.