Selection of budding method and time of tree peony

Peony is native to the mountains of Qinling and Dabashan in western China. It is a small perennial deciduous shrub with slow growth and small plant type. Peony is a unique woody and precious flower in China, known as "national color and heavenly fragrance" and "king of flowers". It has long been regarded as a symbol of prosperity and prosperity. Luoyang peony and Heze peony are the most famous peonies. Peony root bark is used in medicine, which is called "moutan bark". It can be used as a bonsai plant. There are many colors of flowers, such as pink, red, white and so on.

Grafting time

Bud grafting should be carried out from May to June after flower shedding, and branch grafting should be carried out before and after White Dew in autumn. If the temperature is too high, it can be a little later to avoid autumn hair. If the temperature is low, it can be brought forward appropriately to avoid poor healing. Rootstock scion rootstock can make use of inferior peony or wild peony with strong growth potential, stout and tall branches and tall branches, and one-year branches and buds of good varieties can be selected for scion. Bud grafting must choose strong and full axillary buds, branch grafting to choose fully developed branches, length 6 cm to 10 cm, with picking.

Grafting method

At noon on a sunny day, choose an axillary bud on the upper part of the plant used as a rootstock, gouge out along the bud with a grafting knife, the depth is 0.5 cm to 0.8 cm, cut to the xylem, retain the wooden handle, and slowly remove the axillary bud, using the same method, take out the axillary bud of similar size from the scion plant, put it into the armpit of the rootstock, tie it tightly with plastic thread, and seal it with plastic dripping film. Multiple buds can be grafted on one branch at the same time in order to improve the survival rate. The branch grafting should choose a sturdy branch as the rootstock, cut the top flat, split vertically from the middle, about 2 cm long, the scion is taken from a good variety, and the lower end of the bud is cut into a slightly thicker wedge on one side and a thinner wedge on the other side, with a cutting surface of about 2 cm. Insert the scion into the cut of the rootstock, make the two layer opposite, wrap the interface with a wide band rope from top to bottom, and seal the cut with wax.

Post-management

One month before grafting, both the peony as the rootstock and the peony as the scion should be treated with compound fertilizer and poured basin water, and grafting should be carried out when it is dry. After grafting, attention should be paid to shade and shelter from wind and rain, prevention and control of diseases and insect pests, anti-freezing in winter, release of binding material after germination the following year, and transfer to normal management.