Vigna unguiculata var. sesquipedalis(asparagus bean, "Jurokusasage")
Japanese name: ジュウロクササゲ（十六大角豆） Scientific name:Vigna unguiculata var. sesquipedalis
[Overview]
A climbing annual whose vines grow to 3–4 m long.
The leaves are alternate and trifoliate; the leaflets are large, ovate and slightly glossy.
They have long petioles and stipules.
Pale purple or white pea-shaped flowers bloom in the leaf axils.
The fruit is a very slender cylindrical pod 30–120 cm long, which hangs down.
The pod contains about 16 reddish-brown seeds (beans).
[Uses]
The young pods are eaten.
[Cultivation]
Propagate from seed.
It prefers sunny, well-drained soil and is tolerant of heat and dryness but susceptible to excess moisture.
Care is needed to avoid problems from continuous cropping.
