3ds Max Landscape Plugin -

Terrain is your best bet for speed and accuracy. Conclusion

You do not need massive terrains. You need a hillside, a riverbed, or a coastal plot. 3ds max landscape plugin

: Widely considered the most powerful scattering plugin for 3ds Max. It allows you to scatter millions of objects, like trees, grass, and rocks, while maintaining high viewport performance by using efficient proxy systems. Terrain is your best bet for speed and accuracy