Solanum nigrum contains solanine, oslasodine, solanine, saponin, vitamin C and resin. The shoots, stems and leaves of Solanum nigrum are edible.

Every100g edible part contains 0.93mg carotene, B20.12mg vitamin B and C137mg vitamin C. The fruit of Solanum nigrum is the main edible part of Solanum nigrum, which is rich in sugar, amino acids, Va, Vc, Vb, Vb2 and so on. It also contains a variety of minerals, among which potassium, sodium, calcium, magnesium, iron, phosphorus and iodine are rich.

Growth habit

The suitable temperature for growth is 22-30℃, and the suitable temperature for flowering and seed-setting period is 15-20℃, at which time the seed-setting rate is high. The requirements for soil are not strict, and it grows well in loam with rich organic matter and strong water and fertility conservation, but it lacks organic matter and has poor aeration. The root system is underdeveloped, the plant growth is weak, and the commercialization is poor. The suitable soil pH is 5.5-6.5.

It is difficult to grow in high temperature and high humidity open field in summer and autumn, and the growth in open field is slow in winter and spring. Young shoots are prone to fiber aging and poor commercialization. Therefore, in order to meet the market demand, it can be cultivated in protected areas all the year round.

Reference to the above content: Baidu Encyclopedia-Solanum nigrum