Precautions for planting Lagerstroemia indica flowerpot What should I pay attention to when planting Lagerstroemia indica flowerpot?

1, soil. Lagerstroemia indica has strong vitality, is easy to cultivate and does not require much soil, but it grows best when planted in deep and fertile sandy loam.

2. water. Lagerstroemia indica is drought-tolerant and afraid of waterlogging. Water it once a year before germination in spring and after defoliation in autumn. If it is not too dry at ordinary times, there is no need to water it. Generally, water l ~ 3 times in spring drought, and drain well in rainy season to prevent water from rotting roots. Autumn is not suitable for watering.

3. sunshine. Sexual illumination, insufficient illumination not only causes few flowers or no flowers, but also leads to weak growth and small branches and leaves.

4. temperature. Lagerstroemia indica is cold-resistant, but it should be well protected from cold and heat at seedling stage, and the adult plants over three years old do not need heat preservation.

5. Fertilize. Fertilization can be applied after defoliation in winter and before germination in spring every year, such as applying human manure or sesame paste residue, which can make plants grow vigorously and flowers big and colorful in the coming year.

Step 6 trim. The crape myrtle inflorescence was planted at the top of the new branch of that year. Therefore, when pruning, the annual branches should be cut back again to concentrate nutrients and make the branches strong. Long branches, dead branches, drooping branches, pests and diseases branches, slender branches and endogenous branches should be cut off, and the lateral branches at the lower part of the trunk should be cut off in time during the young tree period, so that the upper part of the trunk can get enough nutrients and form a good crown.

7. Pests. The common pests of Lagerstroemia indica include scale insects, yellow thorn moths, giant moths and so on. Therefore, we should pay attention to spraying pesticides for prevention and control.