Made planes fo my game to use as billboards for the last LOD until i notice the trees have different colors without touch nothing
https://dl.dropboxusercontent.com/u/28070491/UE4Editor_2017-02-26_18-34-38.png
Tried generating normal in engine, import etc nothing works adding normals to the materials and others things and nothing works.
Just paint vertical planes in UE4 with the foliage tools and asigned material with a plane color white you will see…