
Coralline algae will grow naturally, without any special supplements in all reef systems optimized for hard corals.
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KH Coralline Gro is a complex of carbonate buffers, potassium and trace elements such as iron, formulated in the ratio taken up regularly by the coralline algae.
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To promote coralline algae in fish only or soft coral aquariums the alkalinity needs to be maintained at approximately 3 meq/L (8.4°dKH) and specific minor and trace elements need to be readily available.