AMORPHOPHALLUS KONJAC 'HARUNA KURO'

ORIGIN:

Gunma Prefectural Agricultural Experiment Station, from a cross of the Chinese type as the female parent and the native type as the male parent; registered in 1966 as Konnyaku Norin No. 1

CULTIVAR DESCRIPTION:

A mid-season Japanese konjac variety with good corm enlargement across all crop years and an average number of offsets that are larger than those of the native type.¹ It yields more than the native type and is used mainly for fresh-corm konjac processing.²

NOTES:

1. Japanese name: はるなくろ (Haruna kuro); official designation Konnyaku Norin No. 1 (こんにゃく農林1号).²

STORY:

STORY TITLE: Named for a black petiole

The variety was bred at the foot of Mount Haruna and registered in 1966. It was named 'Haruna Kuro' because its petiole is black.²

REFERENCES:

1. Showa Village, Gunma: こんにゃく芋の種類

2. Gunma Konnyaku Association: こんにゃく芋について

Photo by the Gunma Konnyaku Association site