Coralline algae grows on live rock where nuisance algae might otherwise grow. Once you have some coralline algae growth in your aquarium, let it grow and spread by briefly turning off all external filters and skimmers, leaving any powerheads running.

Will coralline algae grow on its own?

Remember, any coralline algae must be introduced to the tank, it will not grow on its own, this included green coralline algae. This type of green looking algae can appear almost neon in color. It is fast growing, and can coat your rocks in a matter of a week.

How long does it take for Coraline algae to grow?

What are the Calcium Carbonate levels of your reef tank? These things will help to determine the rate of your Coralline algae growth. However, on average, you can expect to see growth between 4-8 weeks from when you began seeding.