Vertical gardening allows you to grow just about any kind of climbing plant with success.
Tomatoes, peas, beans, cucumbers, squash, corn, and some varieties of melons can be grown in a vertical garden.
Assumes a 20% saving in cooling costs resulting from shading and insulation provided by a modular vertical garden on north facing wall. Lower cost assumes simple vertical wall from recycled materials. Upper cost assumes a 1 meter sq modular wall.