Answer:
I am flora not fauna. I am foliage not trees. I am shrubbery not grass.
I make you weak at the worst of all times. I keep you safe I keep you fine. I make your hands sweat and your heart grow cold. I visit the weak but seldom the bold.
I am heavy forward, but backward I'm not. What am I?
What loses its head in the morning but gets it back at night?
You write on me and secrets I can keep. In places never seen. I spin like a top. Though stiff as a board I'm often described like a mop.
i'm popular for Knuzlocks what am i