Pond Boss Forums INTRO Questions & Observations New pond design review

Yes, but don't fertilize willy nilly. Around here, it takes plants a couple of years to find a pond on their own (or with help from nature). Build or buy a secchi disk, learn how to use it and keep records. The more fish that are in the BOW, the less need for fertilizer. Also, if you plan on feeding, the food gets turned into fertilizer.

The "P" in N-P-K is the component that governs plants, plankton and algae growing in the pond.