US Patent 10383287 Vertical planter for growing plants

A vertical planter for growing plants includes a frame, a plurality of support planes each having a support surface for supporting at least one plant, wherein the plurality support planes are supported by the frame and a nutrient supply system including a nutrient distribution feature for delivering liquid nutrient to the support surface of a uppermost support plane, a nutrient conducting arrangement for conducting liquid nutrient from the uppermost support plane to a lowermost support plane via the support surface of intermediate support planes, and nutrient receiving feature for receiving liquid nutrient from the support surface of the lowermost support plane.