1, time: single tree cuttage can be carried out throughout the year, as long as the temperature is suitable for the operation.In order to improve the survival rate of cuttings, it is best to choose cuttings in May-June every year, this time period is very warm, the climate is very suitable, just in the period of vigorous growth and germination, the survival rate can be guaranteed.
2, pruning branches: selecting a well-grown single tree, pruning thick and full branches from the top of the plant, ensuring that the branches have two stem sections, and keeping the length at about 8-10 cm.Cut off can not be directly used as cuttings, need to apply grass lime in the incision, and then put on the side to dry the incision.
3. Preparation of sandy soil: The sandy soil used for cutting can be yellow sand, perlite, vermiculite, etc. Such matrix has good air permeability and drainage, is easier to take root, and can also contribute to the growth of the back.
4. Cuttage: After these are ready, cuttage can be carried out. Level the soil and insert the branches. It does not need to be inserted too deeply. It only needs to be firm and not crooked.After cutting, can not see strong light, avoid strong light burns, will make the wound loss of water, maintain appropriate temperature, promote single tree rooting as soon as possible.
In addition to cutting, single trees can also be propagated by sowing and tissue culture, but these two methods are not commonly used.