It is a simple project, which uses simple tools. All you'll need is a jigsaw, a drill and a pallet.
Portuguese version abailable at www.foradoescritorio.com.br
Choose two larger pieces from the base of the pallet to be used as the frame of our vertical garden and gather enough boards to fill the back of it.
Doesnt matter if the wood is dry or wet, you can use both of them.