A hydroponic system is a way of growing plants indoors without the use of soil. It offers many advantages, and that includes how very little waste it produces that can harm the environment. But how does hydroponic system really work?
There’s really no simple answer to that question, due to the fact that there are several ways of designing a hydroponic system. But here are some of the more common systems, as well as a brief explanation of how each one works.
This is an active system, which means that it involves some moving parts. But of all the active systems, this one is the simplest. It’s mostly used for lettuce, as this is a water plant that grows very quickly.
You have a floating platform with plants, with the platform usually made of Styrofoam. This floats directly over the nutrient solution, which is usually an aquarium. There’s an airstone on the bottom of the nutrient solution, connected to an air pump outside the fish pump. So you just put in the nutrients in the solution, and then the roots get the nutrients the plants need directly from the solution. (more…)