SunGrow Giant Catappa Leaf (10 leaves) For FreshWater Live Fish Betta Discus Arowana Breeding Aquarium Tanks You are winning 10 leaves of SunGrow Giant Catappa Ketapang Indian Almond Leaf. Simulate black water condition which is the natural environment for the tropical fish. Enhance fertility of fishes and natural color of the fish. Contains chemical that will bind with ammonia in the water. Lowers the pH of the water and absorbs harmful chemicals. Adds essential trace elements to the water. Recommended for all fresh water fishes kept in small containers without filters, specially during transportation.