"grow-your-own fence" - the pollarded willows not only supply the withes, they're also the fence posts by herminia
For back fence...Limelight hydrangeas. They grow up to 8 ft tall, can grow in full sun or shade and can tolerate dry soil. Beautiful!
Earth loom--looks like a neat idea, but the stuff will die. Do you just leave it there and continue to add, with dead leaves and stems on there, or do you constantly have to clear out the old wited treasures?
Wattle Fencing: A Cheap DIY Material for Modern Outdoor Spaces
natural fence options, including one for a raised garden bed
Honeysuckle to cover interior walls of garden - used to create aromatic cleaning solution -http://www.ehow.com/how_5721137_make-honeysuckle-extract.html