A vertical farming device that uses minimal water and nutrients has been developed in North Dakota consisting of a five - gallon bucket lid with a hole in the lid and a pipe protruding out of it up to five feet . Half - inch pipes extend from the central one , like branches of a tree , and at each end of those is an upturned plastic bottle , filled with dirt . These bottles , with their ends removed , is where plants can be grown and watered using a wicking system . The system has the capacity to grow 600 or 560 individual plants and can be customised .
A vertical farming device that uses minimal water and fertiliser has been developed in North Dakota consisting of a five-gallon bucket base with a hole in the lid and a pipe protruding out of it up to five feet. Half-inch pipes extend from the central one, like branches of a tree, and at each end of those is an upturned plastic bottle, filled with dirt. These bottles, with their ends removed, is where plants can be grown and watered using a wicking system. The system has the capacity to grow 175 or 560 individual plants and can be customised.