Answer:
What has roots that nobody sees and is taller than trees. Up up up it goes and yet never grows?
What is that you will break even when you name it?
You throw away my outside, you cook my inside. Then you eat my outside and you throw away my inside. What am I?
I am the same written forward backward and upside down.
I am known for my natural tuxedo and marching. What am I?
No matter how little or how much you use me, you change me every month.