SunGrow Betta Leaves by Replicate Natural Habitat for Betta & Improve Well-Being - Tannin Improves Immunity, Prevents Harmful Bacterial Growth - Easy to use, add 1 Piece per Water Change INDUCE BREEDING - SunGrow Betta Leaves are a must-have for taking care of Betta fish. They act as a shelter to betta, release minerals for their healing, and assist Betta in spawning. They also help Betta's skin and scales stay hard and still, smooth and slippery. REDUCE STRESS - Bettas have been known to display improved behaviour when SunGrow Betta Leaves are introduced to the tank. Because the leaves create an environment similar to their natural habitat, Bettas will start interacting with the leaves within the day they are introduced. NO TOXIC CHEMICALS ADDED - SunGrow Betta Leaves are the best solution for creating black water quality. Bottled black-water extracts may contain other chemicals mixed in that is harmful to Bettas. Our SunGrow Betta Leaves are expertly selected from naturally fallen leaves and carefully sterilised to be free of pesticides and safe for pets. BOOST IMMUNITY - SunGrow Betta Leaves will release beneficial tannins within 15 to 30 minutes. You'll notice your tank water browning. Tannins are known to contain healing properties. Remove the leaves only when they start to disintegrate. Because SunGrow Catappa Leaves are organic, you don't have to boil them down and risk destroying the beneficial nutrients. EASY TO USE - Just drop a few leaves into your tank. Bettas will start nibbling on the leaves, using them for cover or may even lay eggs on the leaves. PREPARATION: Before placing the product in the aquarium, rinse before use, even after boiling or soaking. A "post-boil soak" in fresh water with a bag of activated carbon is a recommended step, too.