Holly White has a garden on her Detroit balcony that can provide 100's of pounds of fresh produce each year. How does she do it? Read this article in the Metro Times to find out.
Hint: She uses worm castings from 40 lbs of red wigglers to kick everything in gear.
She has a Can-O-Worms and a Worm WigWam worm bin. Read more on her blog - Homesteading in a Condo.