US Patent 8984808 Vertical planter tray system

A vertical planting tray comprising a plurality of substantially horizontal shelves held together by outer side walls and a plurality of vertical struts located therebetween with the struts connected to and supporting the shelves, the struts being substantially thin and narrow an defining a plurality of planting stations with the horizontal shelves in which vertical plants may be grown. The substantial open wall structure between stations permits improved plant performance.