The scion should grow vigorously without disease and keep three or four full buds. After the scion is selected, it needs to be treated. The lower part of the scion needs to be cut into a wedge shape. When cutting, pay attention to the fact that the lower part is thinner than the upper part, and the outer position should be kept thicker.
After grafting, it should be fixed with plastic film or grafting clip, and it can only be pulled out after grafting grows new branches and leaves.
Extended data
Matters needing attention in hawthorn planting
1, water it four times a year, and water it 1 time after topdressing in spring to promote the absorption and utilization of fertilizer. After flowering, combine topdressing and watering to improve the fruit setting rate. Water 1 time after wheat harvest to promote flower bud differentiation and rapid fruit growth. Pouring frozen water will help trees to spend the winter safely.
2. Hawthorn is a light-loving tree species, with closed crown, poor lighting and ventilation, small fruit, uneven fruit surface, large color difference and serious pests and diseases. The shape of hawthorn should be adapted to the tree, mainly spindle-shaped, sparse-layered and happy-shaped.
3. The distribution of main branches should be reasonable. The spacing between main branches in the same direction should be greater than 40 cm, and overlapping, crossing and crowded branches should be removed.
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