Vertical wire is another great option for a garden trellis. Attach sticks on either end to stake into the ground and put on the edge of whichever plants need a little help. If you have a privacy fence in your backyard, this idea will spruce up the space where your garden is. (via Dreaming Gardens)
"A 9 foot x 6 foot north-west facing foot balcony, 5 south facing window sills, 3 north facing window sills, and a small patch of concrete outside the front door. Is this enough growing space to keep a family in vegetables most of the year?"