All you need is a small amount of vertical space around a balcony or an open window which can hang or store a vertical array of drink bottles that can grow all your herbs and lettuce easily. Recycle as many of your plastic drink containers.
Bucket drip kits, allow people to grow vegetables during the dry season using drip irrigation. Drip irrigation, originally developed in Israel, targets precious water to where it needs to go, the roots of the plants.
The Rain Tower Vertical Hydroponic System /* I'd love to do this as an intro to indoor hydroponics in 2014 or Grows up to 12 heads of lettuce or other small plants. */ added to the top of Troys to do list
9+ Vegetable Gardens, using Vertical Gardening Ideas