WONDERFUL SMALL SPACE GARDEN IDEA

I just received a great idea, from Mother Earth Living (email message), on building a small vertical garden site.  This should be easy for almost anyone to build and take care of.  This uses four shipping pallets which generally can be found for free and you could paint them for extra pizazz.
The website is as follows:
http://www.motherearthliving.com/gardening/vegetable-gardening/vertical-pallet-garden-plan-ze0z1407zpit.aspx