2-5 Days. Glycine max L. Merr.. Non-GMO. Organic. Sprouting. Considered a superfood, Organic black soybean sprouting seeds quickly sprout an antioxidant-rich favorite used anywhere the yellow soybean is used. Popularly seasoned with black pepper for tofu and roasted to make sweet black soybeans, non-GMO black soybean has recently become a staple sprouting seed, grown for its high protein and fiber content, as well as minimal calories, sugars, and effort. Wholesale seeds and bulk available. ~175 seeds per ounce.