It belongs to the legume family, the "ordinary" species, which firmly occupies a leading position in the cultures of its kind.
The fruits are beans, in each hanging bivalve pod from 2 to 8 oval beans. The plant is annual, can grow up to 3 m, depending on the variety. It is unpretentious to care for and has a huge amount of useful trace elements. The stems of the culture are straight and curly, up to 1 m high. The fruits ripen by autumn, have a cylindrical, slightly flattened shape.