In spring and autumn, it can be propagated separately. First, separate the mother plant from the basin. The peony is a half fleshy root, so pay attention when digging.
Remove the old root, rotten root and withered root, cut them into several clumps with a sharp knife according to the natural path, each clump needs to have more than 3 new buds, in order to prevent rot, it is advisable to smear them with plant ash, and place them in a ventilated and cool place, and plant them when the rhizome is withered and soft.
1-2 days after planting, the soil shall be watered and kept moist. In early spring, it can bloom in May, but the inflorescence is short. Usually branch once every 3 years.
It can be directly sown in the open field in autumn. After sowing, it needs to be properly covered with grass to protect the winter. Next year, it needs to be transplanted and planted in spring. It can also be treated with wet sand layer to sow in spring. It takes 3 years for seedlings to bloom.
When the bud at the base of the tree peony grows to 7-10CM, it is cut together with the root and stem. The cutting medium is river sand or seedbed. After that, it needs to be shaded and moistened. It can be potted in one month.
In addition, during May, the shoots between axils of 12 cm long plants were taken and cutted in the sand bed. Attention should be paid to shade and humidity, and rooting for about 1 month. But the survival rate of cuttage is low.
