75-85 Days to maturity. Arctium lappa ‘Watanabe Early’. Watanabe Early Burdock Seeds. Biennial Heirloom. Open-pollinated. Burdock, also called gobo is highly prized as a nutritious delicacy in Japan and is a traditional Asian vegetable. It is also grown as a culinary or medicinal herb throughout the world being popular for its neutralizing of toxins property. This early variety matures faster than Takinogawa and has the same rich flavor with a slightly shorter, very tender root. Approximately 1,900 seeds per oz.