– Aid with shrimp breeding by providing area for beneficial bacterial growth that baby shrimp can feed on. – The shrimp either directly eat the leaves as it breaks down or graze on the bio-film that will accumulate on the leave. – Rich in Tannins with antibacterial and antifungal properties which will reduce the chance of bacterial infections. – Acidify the water and lower pH level – Use 1 leaf per 25-30l of water – Add boiling or cold water and let it soak till water logged before adding to the tank. – Replace or add a new leave as and when needed.