Here is a picture of the mix.The roots are soft and easy to split(I don't think it is the right word but is the only appropriate that came into my head).
[url=https://img511.imageshack.us/my.php?image=p1010416ys0.jpg][img=https://img511.imageshack.us/img511/7449/p1010416ys0.th.jpg][/url]