Patent PP33600 was granted and assigned to Hortech Inc on November, 2021 by the United States Patent and Trademark Office.
A new cultivar of Asarum europaeum plant named ‘Nonertsul’ that is characterized by its long petioles, its large leaves that are kidney-shaped and very dark green in color with a very shiny surface, its vigorous growth habit, and its flowers that are large in size and held beneath the foliage.