85-95 days to maturity. Arctium lappa ‘Gobo Takinogawa’. Gobo Takinogawa Burdock Seeds. Heirloom, Non-GMO, Annual, Open-pollinated. Burdock has been grown for centuries, primarily in China and Japan, for its culinary and medicinal uses. This variety does not bolt when sown in the fall. Gobo Takinogawa is loved for its crisp roots, tender leaves, and robust stems. It is a late maturing variety with 36-48 inch long roots and a rich flavor. It is the most popular variety in Japan where it is used fresh in salad and has a pleasant earthy aroma. Approximately 1,700 seeds per oz.