I love these antique doorknobs and doorplates repurposed in this way. I think you could use it in any number of ways depending on how sturdily you mounted it to the wall.
This photo has become disassociated from its original source, though. If you have any idea where it came from, let me know. — Douglas
Garden Decor: Antique Doorknob Flower and Herb Drying Display

See more garden decor on Amazon.com

An interesting link found among my daily reading