New pond filters usually take 4 to 6 weeks to become fully biologically functional because it takes the beneficial bacteria that long to completely colonize the filter media.

New pond filters usually take 4 to 6 weeks to become fully biologically functional because it takes the beneficial bacteria that long to completely colonize the filter media.

Frog and toad tadpoles are wonderful additions to ponds. Not only is it fun to watch them develop from tadpole to frog or toad, but they also consume copious amounts of algae