What rootstock is used for grafting begonia?

1. What to use 1, seedlings: Seeded seedlings can be used as rootstocks, with high affinity, no need to worry about rejection, which is conducive to the healing between them, can ensure a high survival rate, and the root system is developed.

2. Vitex negundo: It is an excellent rootstock with very strong cold resistance. Some varieties can resist the low temperature of MINUS 50 degrees. Using it as rootstock can improve cold resistance and avoid freezing injury. And has strong adaptability, can grow in poor loam, deep roots, strong vitality and tenacity.

Second, the grafting method 1. Time: The time of grafting should be determined according to the grafting method. If it is a branch grafting, it can be done before germination in spring. If you choose bud grafting, you can choose around July-September in autumn.

2. Scion: The selected scion can intercept more than two complete buds with annual branches, which can improve the survival rate. It must be cut at the bottom and the bottom must be flat.

3. Grafting: Bud grafting often adopts a "T"-shaped connection mode. The cut buds are inserted into the rootstock and then tied tightly outside to play a fixed role.