recycle "old" sinks to be used for an outdoor wash station. add some irrigation piping to have it drain elsewhere in your garden (greywater). We could so do this with the sink from the kitchen once we do the remodel!
Pallet gardening, perfect for gardening within a small space. Always take advantage of empty vertical space--it will leave your balcony or patio looking clean, not cluttered. I frikn love stuff made of pallets!