Answer:
I grow for a surface, even if you cut me. I continue to grow even after death.
A harvest sown and reaped on the same day in an unplowed field. Which increases without growing, remains whole though it is eaten within and without. Is useless and yet the staple of nations.
Autumn leaves and bad bowlers wreak havoc on this
What has a neck and no head, two arms but no hands?
Soft and fragile is my skin, I get my growth in mud. Iβm dangerous as much as pretty, for if not careful, I draw blood.
If itβs information you seek, come and see me. If itβs pairs of letters you need, I have consecutively three. What am I?