There are no U.S. grade standards for Scorzonera. These instructions have been developed by the Specialty Crops Inspection Division to assist officially licensed inspectors in making inspections, writing certificates and to assist in the proper identification of specialty type fruits and vegetables.
Scorzonera (Black Salsify), Commonly called "black salsify" it is an entirely different plant from the more familiar white skinned variety, but has a similar flavor to the white variety and many of the same uses. The roots contain inulin (a carbohydrate) and milky juice.