The use of the word natural here refers to the pond filtration system not the esthetic look of the pond.
Natural filtration systems for ponds.
No one comes along to clean the pond or to aerate it.
Pottery bog filters are great for small ponds or additional filtration for larger ponds.
Biological filters which combine mechanical and bacterial filtration help.
But introducing water plants and scavengers such as water snails and tadpoles into a pond is an easier and less expensive solution.
Natural filters nf0 nf1 nf2 pond filtration systems.
A natural filter need only be 10 of the pond surface area to be effective.
Directions for creating a partition bog gravel filter follow the usual directions for building a liner pond.
I ll deal with esthetics in a future post on how to build ponds.
Size is determined by pond surface.
The movement of water across plant roots in a natural filter encourages increased nutrient consumption leaving less nutrients available for pea soup algae to thrive.
In a natural pond the water soil plants and animals all live in harmony.
10 to 30 percent of the pond surface should make up the bog.
Keeping even the smallest ponds clear and free of algae can be challenging.