We have a tree in the front of our house close to the sidewalk. I have been thinking for a while about trying to make some kind of a face that looked like it was part of the tree. Something along the lines of this photo. If you do a google search you will see it many form and is typically...

http://youtu.be/xsD830xvDGk This video is part 2 in "The Halloween Tree" it shows me making the Green Man face with a hot glue gun.