Answer:
I am higher than the king. What am I ?
What begins with an E but only has one letter?
I am flora, not fauna. I am foliage, not trees. I am shrubbery, not grass. What am I?
I need to be taken from you before you can have me.
What is black when you buy it red when you use it and gray when you throw it away?
No matter how little or how much you use me, you change me every month.