TV: Food That Magically Regrows Itself from Kitchen Scraps - Eating well is expensive… Buying produce that is organically grown is not cheap. -- Save a few bucks off your grocery bill by growing a few of those staples from your diet.
See article for more helpful info: decrease disease and insect problems, improve soil composition, increase productivity. Note that potatoes should be planted in beds that have NOT previously grown tomatoes, peppers, or eggplant.
Sprinkle coffee grounds around your vegetables before you water them, you will be activating slow-release nitrogen that will help them grow faster and fuller. Slugs don't like them either! I put coffee grounds and egg shells in my garden all the time.