1. Ice the cake.
2.  
3. Airbrush the side with brown liquid airbrush color, once that dries, airbrush orange above the brown but not to the top. 
4.  
5. Affix the Edible Image® to the top of the cake
6.  
7. Mix small batches of brown and green using Lucks Premium Gel colors.
8.  
9. Using a #10 tip and brown icing, pipe the top and bottom branch borders.
10.  
11. Pipe green leaves sporadically on the branches using a #352 leaf tip.
12.  
13. Finish by applying Dec-Ons® as shown.

Decorating idea by Bonnie Lee, courtesy of Lucks