Hydroponics is a type of growing plants without soil but using water with added minerals to use as a mineral nutrient solution. terrestrial plants can be grown with only with their roots exposed to this mineral nutrient solution. There are several hydroponic methods to install and out of these only “Deepwater culture” hydroponics requires the use of an air pump, as the plant’s roots are completely submerged in the mineral nutrient solution. The diffuser gets the oxygen from the air pump to deliver the air stream into tiny bubbles to make it easier for the root system to absorb.
Regardless of your hydroponic method, it is important to know that it is not a bad idea to add an air pump as it adds oxygen as well as keeps the water running to avoid stagnation.
There are several factors to choose your right air pump based on its size, noise, etc. Here we have tried to provide our 13 best picks to help you buy your ideal air pump.