I don't have a space problem in my garden, but this is a great idea if you do! 20 Creative Ways to Upcycle Pallets in your Garden - using pallets both vertically and horizontally to maximize growing space.
DIY Wall Picture Collage ~ For all the pictures you have and no frames to put them in! Brilliant and so easy! : My version is white and the pictures are all I put them on a white foam board and arranged them in rows of five in a pattern of port