Cultured for months, our gravel is infused with millions of anaerobic bacteria serving as the EcoAquarium® biofilter.
Packaged in the proper amount for the Classic EcoAquarium®.
This package is also suitable as bio-filter for up to 1/2 gallon of freshwater in an Aquarium.
Living Gravel™ is PRE-CYCLED with living bacteria culture already established. An aquarium set up with Living Gravel™ & live aquatic plants, will be ready to establish live fish immediately. Using Commercially Bottled Spring Water, NO CHEMICAL PRE-TREATMENT is necessary.