In a newly sunk pond it will take four to six months until micro-organisms and bacteria have increased to such an extent that it can be maintained that there question of a bacterial balance. Bacterial gives nature a helping hand. The lyophilized bacteria which Bacterial contains can be simply mixed with the soil material or distributed over the water surface. An excellent way to apply the product is to add also a dose of Bacterial to the filter material. within 24 hours ca 20 thousand million mainly nitrifying bacteria will be produced, which will quickly provide a natural balance in the pond. Bacterial has an unlimited shelf life in dry form and it expedites and fortifies the development of the biological equilibrium in the pond. Bacterial stimulates plant growth and has a decelerating effect on algal growth. Besides, it provides a clear and healthy pond environment.