Then I play with stitching the twists - maybe onto some distressed painted tyvek? Root-like, I play with this often. Shades of Maggie Grey/Jane Wild in the tyvek torture!!
Or stitched into whorls (a repeating theme of mine - purging stresses of some recent busy hurricane seasons).
More pics on my flickr site...http://flickr.com/photos/jckirner
(Roots plus hurricane whorl)