XHM-YX Medium and late ripening, about 70-80 days after planting can be harvested, in low temperature bud is not easy to appear anthocyanins, small bud grains, flower ball hemispherical, not easy to disperse flowers, flower surface tightness, bud blue and green is not easy to turn yellow flowers, easier to store, plant growth, plant type growth upright, not easy to lodging.