Fang3D
Nice Work!!!
You will get:
Simple Trees Assets:
See the polycount of each tree in the screenshots (min - 245 tris and max - 23413 triangles)
Collision: (Yes, Tree's trunks only)
LODs: (Yes, generated) LOD0 - LOD1 - LOD2 - LOD3 - LOD4
NO Billboards
Texture Resolutions:
UVs: