More to explore:
DIY Vertical Pallet Garden
Craft Your Own Vertical Pallet Garden
Milk Jug Garden ( a great kids project)
Milk jug garden
Hydroponic Solar Vertical Garden by IrisDragon #Garden #Hydroponic #Vertical
milk jug garden
Vertical gardening, with a wooden pallet.
primitive decorating ideas with wooden pallets | DIY Pallet Vertical Garden | Shelterness
I've seen this done with milk jugs as well...