We grow purple carrots, yellow squash and white asparagus. But, according to the farmers, this season every greenhouse must grow more tomatoes and black. According to biologists, are much more useful than conventional tomatoes red tomatoes.
Unripe fruit looks like an ordinary green tomatoes, but as they mature it gets dark. For the first time an unusual vegetable called "indigo rose" went on sale this year, it is rich in anthocyanins and antioxidants and is perfect for combating obesity. Taste a savory tomato black than red, they are usually fried or added to salads.
These tomatoes were bred by Professor Jim Myers of the University of Oregon, USA - he studied the purple tomatoes (yes, there are some), and found that anthocyanins provide an unusual color, such as blueberries. Then scientists began to cross the purple tomatoes with some wild species of tomatoes and, in the end, got "indigo rose" - one of the most surprising and, as they say, tasty vegetables in the world.