70 to 95 days, determinate
— The seeds are small, light green with black eyes, and contain approximately 50% protein (USDA). They are used for edamame
). The plants are compact, reach about eighteen inches in height, and have purple flowers. Very early maturing and does well in cool, wet soils.
Developed and introduced by Oscar H. Will & Company, Bismarck, North Dakota in about 1953. The USDA accession number is PI 548341. Will developed 'Hidatsa' from PI 81038, called 'Sousei', which is a Japanese edamame
variety collected in Hokkaido in 1929. Each packet contains 25 to 30 seeds.