...is completely covered, it is going to grow out further. But on the sand bed it is easy to trim off GSP "frags".
I don't like to tell people #months before getting a nem. Far too many variables for when is a good time. RFAs are much easier and can go into less mature tanks--a mature tank...
25s are more than enough. Max I go is 70%. Haven't cleaned them yet. 3 months. App is great. I adjust about every 3 hrs, and slow at night. RS stuff is cool.