Does my small pond need a filter?
In a natural pond the water, soil, plants, and animals all live in harmony. No one comes along to clean the pond or to aerate it. If you don’t filter such an unnatural pond it will become full of algae and the water will be dirty and smelly. The only way to have a pond with a liner is to add aeration and filtration.
Can you have a small pond without a pump?
If you don’t have any fish in your pond, you don’t technically need a pump or filter box if your eco-system is in balance. This type of pond is usually called a “wildlife” pond, and is kept healthy with natural bacteria, plants, and a strong nitrogen cycle which will benefit from added aeration and oxygen.
How do you oxygenate a pond without a pump?
Windmill Aerators The windmill aerator is an effective way to aerate the water without using electricity. Powered by the wind, it requires a minimum of 3 to 5 mph of wind. When the wing whirls round quickly, it generates power, collects air, and pumps air into the pond.
How do you keep a small pond clean?
Use natural methods like barley straw, plants, and biofilters to keep your pond clean. Ultraviolet clarifiers, pond treatments, and gypsum are also useful for keeping the water clean and clear. Finally, empty the pond at least once a year by removing all plants, water, and fish before refilling it.
Can you run a pond without filter?
Even without a filter in the pond you can still boost the efficiency of your beneficial bacteria by providing plenty of oxygen, aeration, and keeping on top of waste levels.
What pond plants keep water clear?
For spring and winter water-crowfoot (Ranunculus aquatilis) is to be recommended and in summer and autumn hornwort (Ceratophyllum demersum), pondweed or waterweed are to be preferred. Other well-known oxygenating plants are mare’s-tail (Hippuris vulgaris) and water violet (Hottonia palustris).
Is it possible to keep a pond clean without a filter?
Keeping water clear without a filter can be difficult, but clean water can be achieved with plants, water changes, and good maintenance. The choice of whether or not to have a filter in your pond would depend on the fish you keep, the size of pond, and the overall biological load (waste levels) present.
Can a koi pond survive without a filter?
Small fish can often survive in a filter-less pond, but large fish, such as koi, would require a dedicated filter system. Before we expand on this topic, it should be stated that we always recommend having a dedicated filter system if you have fish in your pond.
What can I put in my pond to keep the water clear?
Pond experts’ advice that you have creeping jenny, pickerel, horsetail, taro, cardinal, water lettuce, mosaic, blue iris, sweet flag, water lilies, etc. in your pond. These plants will help to keep the pond water balanced and clear without the need for an extra filter. But make sure you maintain a balance between plants and the size of the pond.
Why do you need a pump for a small pond?
A pump pushes water out of the pond through the UVC and into the filter so debris and algae can be mechanically removed and harmful fish waste filtered out. If you are planning on habiting fish in your small pond, it could be crucial that you install a pump and suitable filter system.