Simmer thick leaves in a baking soda mixture. It should leave behind the skeleton of the leaf which you can then lightly paint or dye. Or you could always just buy some skeleton leaves in craft shop;
erhältlich hier: http://de.dawanda.com/shop/anavlis Engel, Leuchter, Handarbeit, Holz, X MAS, Weihnachten, Silvi K.
Wall Christmas tree for small spaces :) Hot glue the lights I the wall.
Great idea for Christmas