Pine willowherb. Pine willow lettuce, also known as acacia, pine willow seedlings, is just introduced from abroad a high-grade vegetables, native to South America. In the domestic production of Inner Mongolia, Shaanxi, Gansu, the seeds are light yellow in color, the appearance of corn grain, many people thought it was corn, more like a horse's teeth, some places called horse teeth beans, because it looks like a three diamond shape, Inner Mongolia producing areas called three diamond peas.

The appearance of pine willow seedlings is keeled, long and thin leaves, crisp texture, fragrant and delicious, rich in nutritional value, which is rich in phosphorus, calcium, potassium and other trace elements, can be cold, fried, hot, for soup. The cultivation of pine willowherb adopts soil-less cultivation technology, only need to regulate the environment of temperature, humidity, and light to grow, without any pesticides and chemical fertilizers, is a kind of green pollution-free health food.