I grow for a surface, even if you cut me. I continue to grow even after death.

Answer: human hair

More Difficult Riddles with answers

More Difficult Riddles

I grow where no flower grows, where no light touches the walls, up or down, that I don't care, was here before people were.
I have a title and many pages I am a genteel of genteel descent I am a killer veteran of war I am a slave to my lord Pledged to his service.
I have a tongue, but do not talk. I follow close, but neither run nor walk. Coupled and hitched, but never married. You couldn't bear the load I've carried.
I have an eye but cannot see, You'll head inside when you see me.
I have five letters and people eat me. When you remove my first letter I become a crime. Remove my first two letters and I am an animal. If you remove my first and last letters I'm a form of music
I have legs but never walk, I may have flowers but no soil, I hold food but never eat.
I have ten or more daughters. I have less than ten daughters. I have at least one daughter. If only one of these statements is true, how many daughters do I have?
I have three hundred cattle, with a single nose cord
I have two hands but cannot clap
I march before armies, a thousand salute me. My fall can bring victory, but no one would shoot me. The wind is my lover, one-legged am I. Name me and see me at home in the sky.
I move very slowly at an imperceptible rate, although I take my time, I am never late. I accompany life, and survive past demise, I am viewed with esteem in many women's eyes. What am I?
I run, it runs, I stop, it runs What it it?