The sand in the newly opened jar can be washed several times with clean water. If the water is still mixed after washing, it can also be spread into the jar and improved by strengthening the filtration. Usually filtered for a day, the water quality is basically clear. If you are worried about the bacteria in the sand, you can also use potassium permanganate to disinfect it.
1. Planting aquatic plants: The bottom sand in the fish tank can be used to plant aquatic plants, but there is a certain requirement for the thickness of the bottom sand. Dig a hole in the bottom sand and plant the roots of the aquatic plants into it. There are many benefits of planting aquatic plants, which can absorb carbon dioxide from water and release oxygen, as well as feed some fish.
2. Improve water quality: The bottom sand of the fish tank can absorb harmful gases in the water, thus purifying the water quality and providing a safer living environment, which is very helpful to the health of the fish. In addition, the bottom sand can also be used to detect water quality, if the bottom sand is found to be black, or moss grows on it, indicating that the fish tank needs to be cleaned.
3. Beautify the environment: There are many kinds of colors of the bottom sand, which are very beautiful to match. It can beautify the fish tank. In addition, the bottom sand can also adhere to the fish's feces, thus preventing them from floating in the water.
