Pressurized filters for ponds combine great biological and mechanical filtration along with with ease of cleaning. Pressure filters can be placed directly beside or farther away from the pond and partially buried to hide them from view.
Ammonia is one of the most common killers of fish. It is the main waste product produced by fish and can become dangerously high from overfeeding, spawning, inadequate filtration or over crowding.
Water lilies are heavy feeders and require regular fertilizing for them to produce abundant blooms. Most fertilizer tablets should be applied directly into the soil at least every monthly during the growing season.