Heart-nourishing vegetables, also called high-calcium vegetables or heart-saving vegetables, are ideal for home growing. Whether the elderly or children, can eat this vegetable, it is not only delicious, but also rich in calcium. If you get bitten by a mosquito, don't worry! The leaves can squeeze out the juice and apply it to the bite, which can quickly relieve itching. It can be grown all year round, either as a potted garden or outdoors. Its planting method is very simple and easy to cultivate. You can use it in soup, cold mix or stir-fry, and you can cook it in a variety of ways.