sera Professional floreground is a active granulate for a long lasting aquarium ground. Sera floreground is suitable for all freshwater aquariums. The bottom is ideally aerated and bottom filtration is maximised. Organic remainders are immediately broken down to plant nutrients and thus ensure splendid and healthy aquarium water plants. The content of one bucket (2.0 l) is sufficient for an aquarium with approx. 60 litres of water.Do you have questions about this article ?