When light (natural or artificial) hits that white rock it will start to grow algae. There is no way around it. It looks like diatom algae to me also. Don't worry, it is all normal.
-David
When light (natural or artificial) hits that white rock it will start to grow algae. There is no way around it. It looks like diatom algae to me also. Don't worry, it is all normal.
-David
40 Gallon Breeder on Steroids!!!
Where You'll Find An Acan, Dendro, and Orange Ricordea Garden In Bloom.