WIP: Lonely tree

here’s a tree i’ve been working on:

http://apieceofstring.com/albums/WiPs/treeoncliff_003.jpg

nice texteres on the tree. have yo tried using Lsystem?
Oh and for a better ray of light I suggest using buffer shadows in stead of ray shadows. but remember to incres buffer resolution and halo and shadow samples number.

No raytracing in the entire pic.