The water is precious element which vital for any living creature so for plants. Water is essential for plants to grow and flourish. Therefore saving on water is a very important matter. That is why building a rain barrel system plays a serious role in water saving.
A rain barrel system can help you store the rain and use it for plant watering. By this way you wont need to use city water as this sytems provides a free alternative to you. Therefore building rain barrel system is advantageous in many aspects.