Hydroponics is a relatively new way to grow plants. Hydroponic system requires little soil or no soil at all. Therefore, you can grow your favorite fresh produce pretty much anywhere you want, such as balcony of your apartment. Learn more about how hydroponic systems work here.
It is fun to grow foods with a hydroponic system. Even cooler to build your own hydroponics. PVC pipes are your best suppliers. Watch how to build a PVC hydroponic garden.
And check out more PVC pipe hydroponics ideas.