Baoying Walnut Black Vegetable

Baoying Walnut Black Vegetable

Baoying Walnut Black Vegetable is a geographical indication agricultural product.

　　Baoying Walnut Black Vegetable, also known as Wu Cai or Hei Cai, gets its name from its deep green to near-black color and the wrinkled leaf surface resembling walnut shells. It is a regional specialty agricultural product of Baoying. Farmers in our county have the habit of planting Walnut Black during the autumn and winter seasons, with a perennial planting area of 50,000 mu. The Walnut Black Vegetable is highly nutritious, rich in large amounts of chlorophyll and vitamins, with high levels of Vitamin C and calcium. It can clear heat, promote urination, nourish the stomach, detoxify, and has health benefits such as lowering blood lipids and blood pressure. There is a saying in Baoying that "Winter Walnut Black Vegetable is better than lamb." In recent years, the Walnut Black Vegetable has gained increasing favor among consumers outside the region. The recognition of Baoying Walnut Black Vegetable as a national geographical indication product marks new development opportunities for this regional specialty agricultural product.

　　Geographic Scope

　　Baoying Walnut Black Vegetable: The geographic scope is within Baoying County, covering an area of 50,000 mu.

　　Product Quality Characteristics

　　1. External Sensory Characteristics of Baoying Walnut Black Vegetable: The plant has a semi-prostrate growth habit, with bluish-green, semi-circular petioles. The leaves are nearly round, entire-margined, dark green, glossy, and wrinkled, with 8–10 leaves per plant. The leaf cluster spread is 12–15 cm, and the plant height is 10–12 cm. It has a soft texture and a mildly sweet, fragrant taste. 2. Internal Quality Characteristics of Baoying Walnut Black Vegetable: The vegetable is rich in minerals, vitamins, and other nutrients. Each 100 grams of fresh leaves contains over 2 mg of Vitamin C and more than 75 mg of calcium. Its quality is best after being frosted in winter, offering an exceptionally delicious flavor.