Plants in pots
vintage colander is now a hanging planter -- might work for indoor herb garden as well any old collander not plastic would do...if plain aluminum, metal paint and scruff up pre poly coat.
Metal Flower Wall Sculptures (or garden stakes?) $11.95 ea (These are for your wall, but would look great in the garden-at abcdistributing.com as of 5-15-13)
Wall plants for outside
Metal work on beautiful old door