As the latest addition to Fluval’s volcanic soil offering for planted aquariums, Betta Stratum granules make the perfect substrate for Betta fish and are infused with beneficial bacteria to help maintain a well-balanced ecosystem. Fluval Betta Stratum (800g) is a premium substrate specifically designed to support the health and well-being of Betta fish. Sourced from mineral-rich volcanic soil, this natural substrate provides essential nutrients that promote the growth of beneficial bacteria, ensuring a clean and stable aquatic environment. Its porous structure enhances biological filtration, helping to maintain optimal water conditions by reducing ammonia and nitrate levels. The soft, fine-grained texture is ideal for Betta fish, preventing injury to their delicate fins while also creating a visually appealing and natural-looking habitat. Beyond water quality benefits, Fluval Betta Stratum also supports live plant growth, making it an excellent choice for planted Betta tanks. The nutrient-rich composition encourages strong root development, allowing aquatic plants to thrive and contribute to a healthier, oxygen-rich ecosystem.