Fruit tree grafting method

The invention discloses a fruit tree grafting method. The method comprises the following steps: seedling cultivation; transplanting is conducted; performing grafting; transplanting for the second time; fixing a rod; the method is suitable for the technical field of fruit tree grafting, has the biggest characteristic of improving the cold resistance of fruit trees, can resist the low temperature of about-28 DEG C through laboratory and greenhouse actual planting experiments, and is suitable for greenhouse planting in northern areas; the variety is improved on the basis of the original good taste and texture, the maximum weight of a single body reaches 1500 g, and the average weight reaches about 500 g; as technical means such as farmyard manure are adopted in the whole process, the product does not have any pesticide residue, and the blank of apple planting in northern extreme alpine regions is filled; and due to strict control of the tree form, the yield per mu of the variety is greatly increased after improv