Yardlong Bean (Asparagus Bean, Snake Bean, Chinese Long Bean) 100 Seeds Yardlong Bean (Asparagus Bean, Snake Bean, Chinese Long Bean) 100 Seeds Kurosanjaku Vigna unguiculata subsp sesquipedalis Yardlong Bean, also called Chinese Long Bean, is a vigorous climbing annual and the plant begins to produce long pods, ranging from 14 to 30 inches, 60 days after sowing. The pods hang in pairs that should be picked for vegetable uses before matured. Yardlong Bean is a subtropical/tropical plant and is widely grown in Southeastern Asia, Thailand and Southern China. Warm season annual Yard long beans are sometimes called Asparagus beans or Chinese Long beans. This fast growing, high yielding variety thrives in the heat. It is a black seeded variety and is one of the most popular varieties grown. These extra long dark green stringless beans are highly prized because of their sweet and crunchy pods. Approx. 100 seeds in packet. Maturity: Approx. 75 days Planting season: Late spring to summer The plant grows vigorously and produces lots of long beans for a long time. Easy to grow. An excellent variety for home gardens and fresh markets. Untreated seed.