This allows you to plant and grow without having a pot or soil. I was skeptical at first but I knew I wanted to make a change in my diet and completely rid myself of the pesticides and poisons that might be entering my body through the foods that I purchase. So far I can say I believe this is a worthy purchase. Any of you who have questions about how it operates or how much time it will consume out of your day, let me just say, effortless and timeless check on the plants talk to the plants and love the plants and they will grow healthy.