There's a popular way of gardening with kids called a pizza garden. It's basically a circular garden with different pizza ingredients grown in each "slice." The grown up version is the salad garden — your own living salad bar, all summer long. Lay it out how you will — circle, rows, squares — with all of your favorite salad mixings. Salads are by their nature varied mixes so the list of what could be grown for your salad could fill a book, but here are a few suggestions to fill your bowl.