Why isn't my coraline algae growing!

[Money pit]

I get good growth also using Phoenix 14k bulbs. You could try crushing some Coraline and putting it into a high flow area to get it to seed other areas of the tank.

[ReefOcean]

Originally Posted by Money pit

I get good growth also using Phoenix 14k bulbs. You could try crushing some Coraline and putting it into a high flow area to get it to seed other areas of the tank.

+1. Scraping it off the glass works too