Removing the wrapping paper and cutting off the dead parts can successfully graft the growth of black pine.

The grafting method of black pine includes the following steps: 1, and the parts to be grafted are brushed clean.

2. Cut diagonally with a very sharp grafting knife (at least shave).

3, the depth should be embedded in the knife, will not fall off. The incision should be flat, and the whole action should be done in one go.

4. Take the scion, cut off some needles, cut the base of the scion into a wedge shape, insert the incision, align the cambium, and coat some healing agents on the cut surface.

5. Wrap it with special adhesive tape for grafting, pay attention to tightness, and the incision must be wrapped completely to prevent moisture from entering the incision.

6, tightly sealed with plastic bags can't leak.

7. Then slowly and slightly open some plastic bags according to the growth of the scion bud head. When the buds are completely released and the needles are dark green, the plastic bag can be taken out. In the second year, you can remove the tape covering the incision, and then slowly cut off the branches of the black pine rootstock according to the growth situation. When the grafted branches grow vigorously, the branches of the black pine rootstock can be completely cut off.