As Topsy Turvy hangs upside down, gravity pulls the water and nutrients directly from the root to the plant. Simple to use. Swivel top for easy turning. Saves time and space. Reduces ground fungus, harmful bacteria, cutworm damage, use of pesticides, digging, weeding and backbreaking work. Hangs on decks, balconies or patios. Uses ordinary potting soil. Ideal way to grow your own organic fruits and vegetables.