Try one of the two "foliage" preset materials on your "tree" terrain. You might find it can make them less smooth and a little more realistic. Fantastic Mountians!

This is not my "second childhood". I'm not finished with the first one yet.

Time flies like an arrow; fruit flies like a banana.

"I'd like to die peacefully in my sleep like my grandfather....not screaming in terror like the passengers on his bus." - Jack Handy