The potato is a tuber, an underground stem, not a root, that stores carbohydrates for the plant growing above. Today the potato is the world's most widely consumed and economically important vegetable. Cabbage , rich in vitamin C, has been domesticated for at least 2,500 years. We grow green, red, and Savoy cabbages. A. Some studies show that nitrogen compounds in cabbages called indoles play an important protective role against cancer.
Beets have the highest sugar content of any vegetable, but are still low in calories.
If you were raised on canned beets, you have a real treat in store when you try fresh, organic beets. While most of us think of the round reddish root when we think of beets, don't forget the greens. They are a rich source of vitamins and minerals, and easy to prepare. Just steam them or use them in soups. In ancient European civilizations, only the greens were eaten, and the roots were used to treat headaches and toothaches.