The substrate is critical to the success of thefresh water aquarium. It represents the basisfor a luxuriant growth of vegetation and for thedevelopment of bacteria, fundamental for thehealth of the aquarium.
 
Terra Brown is a product harvested in the wild. Its formula is designed to recreate the typical environment of the rivers of Southeast Asia. Due to its natural porosity, it is excellent for bacteria fixing and for rooting of aquatic plants.