A simple espalier-style trellis holds back raspberries growing along a fence. Galvanized wire runs through screw eyes and is secured to screw eyes at either end with turnbuckles. Learn more at http://www.spottsgardens.com/vertical-garden-supports/
Raspberry bushes in a raised bed. When setting out the new plants they were spaced about 18" apart - but over the years they will spread and quickly fill in the entire bed with new shoots every year. It is important to prune out the old canes every winter when they are dormant.