I guess I need more than 5 because I have an algae problem in my 75. In fact I have staghorn algae growing ON my moss balls.The point is that they starve the bag algae of needed nutrients keeping your tank algae free!
I dont have marimo balls but before I knew what I was doing with plants I had staghorn like crazy - and mostly in my moss. I assume it was like that since the moss seemed to catch a lot of debris.I guess I need more than 5 because I have an algae problem in my 75. In fact I have staghorn algae growing ON my moss balls.
Q
Your guess is as good as mine.Wow, how did you manage that?