Tropica Aquarium Soil is a complete and ready-to-use substrate designed to provide optimal conditions for the growth and health of aquatic plants. This product is ideal for both new and established freshwater aquariums. It's a natural product derived from volcanic soil, rich in nutrients, and free from artificial additives. The granular nature of the soil ensures good water circulation, promoting the growth of beneficial bacteria. It also helps to lower the pH and KH levels, creating a more suitable environment for aquatic plants and certain species of fish.