Watching the giant fish making their way back ... silent swimming or loitering under a lily pad, passing the day like every other. An emerald jewel, the koi pond at Bethesda is one more treasure ...

Koi ponds and lily ponds are very similar and can be accented by the gurgle of more water cascading down a man-made waterfall. But Steve Korza, owner of Tropic Bay Water Gardens in Davidsonville ...

You'll see the effects of lily pads browning after just 7 to 10 days, and it won't harm game fish, including koi and goldfish. Approximately 32 ounces can cover 5,000 square feet. Cons ...