0.2g (approx. 10 seeds). (Yucca filamentosa) Perennial evergreen. Winter hardy to -40C . Not demanding to soil. Grows even in sand. Very drought resistant, sun-loving. Flower panicle up to 200 cm tall. The flowers are yellowish-white, drooping, up to 8 cm long. Gray- green leaves up to 70 cm long. (Yucca filamentosa).