ADA bestselling Substrate Soil, AQUA SOIL AMAZONIA has been improved! Aqua Soil - Amazonia is an idea substrate material for Nature Aquarium. With this product, you can easily re-create a natural environment where aquatic plants grow rapidly and fish and invertebrates live a healthy life. It contains plenty of organic acids and nutrients which encourage plants root growth, and provides a perfect substrate system for aquatic plants when used with ADA's POWER SAND. Its powder type performs effectively when used in small-size aquariums or spread in a thin layer over the normal type Amazonia.