Turnip Seeds - Tokyo Cross - Hybrid. Non-GMO. Brassica rapa subsp. rapa. AKA kabu, kabura, manjing, mo ching, wu jing. 25-45 days depending on type of maturity. Cool season annual. Tokyo Cross hybrid variety is an All American Selection award winner. It can be harvested at any stage, small to large size roots (up to 6" diameter) without getting pithy. These turnips have a perfect globe shape with smooth skin and sweet, mild, crisp flesh. They mature early, are late bolting, and have good flavor. ~ 9,000 seeds / oz.