Custom Terrain Materials (Is it possible or not?)

[goldencowboy]

How do I get rid of these, on the terrain, while retaining the spherical shape?

The results you want to achieve basically requires you to look into modifying Smooth terrain textures, which is not impossible but extremely hard, to say the least. I dug through some old threads to find if there were other people also interested in this topic and I found these; Take note of @Maximum_ADHD 's comment, it highlights how hard it is achieving your desired results. I actually made a somewhat similar topic, although the thread is not really about modifying smooth terrain textur…

Check my comment, it should put you on the right way.