I was untill recent looking at wire tisue paper trees and then my dad as if by magic possed me with an interesting solution grape stalks and foilage what a great idea never go off and already painted wethered and cut to shape and as it is renewable for free thanks to it being waste off a very nice product im in luck the project will only cost the price of whatever greenerey you chose to put on it and this could be adopted in n gauge and above and make small trees to great oaks that dominate a forest.