Download Forest Photoscan Optimised Free Unity. 

Create your realistic forest!
This asset contains 34 optimized trunks,stumps and mushrooms
Version 1.0
asset contains 10 optimized trunks and stumps
Contain textures: Diffuse and Normal map Texture resolution 2048 х 2048
I wish you success in creating the forest!

Version 1.1
asset contains 2 optimiszed stumps.
Contain textures: Diffuse and Normal map Texture resolution 2048 х 2048

Version 1.2
asset contains 3 optimiszed stumps.
Contain textures: Diffuse and Normal map Texture resolution 2048 х 2048

Version 1.3
asset contains 4 optimiszed big wood.
Contain textures: Diffuse and Normal map
Texture resolution 2048 х 2048

Version 1.4
asset contains optimiszed :
3 stump
2 stick
Contain textures: Diffuse and Normal map
Texture resolution 2048 х 2048