Answer:
What is lighter than what it is made of?
What stays the same size no matter how much they weight?
What grows in winter, dies in summer, and grows roots upward?
A house full, a yard full, a chimney full, no one can get a spoonful.
Whoever makes it, tells it not. Whoever takes it, knows it not. Whoever knows it, wants it not
If itβs information you seek, come and see me. If itβs pairs of letters you need, I have consecutively three. What am I?