85 days, determinate — Its name literally means "Green Giant" in French. The plants reach nineteen to twenty-two inches in height, have purple flowers, and two to three beans per pod. The seeds are large, pale green with black eyes, oval shaped, and medium in size.
It was donated to the USDA Soybean Germplasm Collection in 1950 by the Section de Botanique, France and assigned accession number PI 189963. Each packet contains 25 to 30 seeds.