Starter cultures Starter cultures: For use in a filter and pond The AquaActiv starter cultures wake up the biology in the filter in the spring or for a new start Full capacity of the pond filter is restored within a few weeks or even days. AquaActiv BioKick 100 ml Starter cultures €11.32 Add to cart AquaActiv BioKick 2 l Starter cultures €146.01 Add to cart AquaActiv BioKick 200 ml Starter cultures €16.97 Add to cart AquaActiv BioKick fresh 500 ml Starter cultures €16.97 Add to cart AquaActiv BioKick Premium Starter cultures €22.63 Add to cart