Answer:
I am commonly abbreviated to H
I am flora, not fauna. I am foliage, not trees. I am shrubbery, not grass. What am I?
The warmer I am the fresher I am.
As a state in the USA, I am round on both sides and high in the middle. What am I?
The more you take of me the more you leave behind.
If itβs information you seek, come and see me. If itβs pairs of letters you need, I have consecutively three. What am I?