When is it appropriate to prune potted Lagerstroemia indica?

Pruning effect of potted Lagerstroemia indica

The flowers of potted Lagerstroemia indica mainly bloom on the branches of that year, so we can make full use of this feature and prune Lagerstroemia indica for many times under the condition of proper maintenance and management and sufficient nutrients. This method is also called "round pruning".

Pruning time of potted Lagerstroemia indica

Generally speaking, pruning Lagerstroemia indica in winter is more suitable. When pruning, all branches or dead branches with complex growth of plants can be pruned clean, and the crown of plants can be kept clean.

How many times should potted crape myrtle be pruned?

Potted Lagerstroemia indica can be pruned six times, and it needs to be pruned heavily in winter according to the shape. In the first ten days of April every year, when the new shoots grow to more than 10 cm, half of them can be cut off, and those branches that affect the appearance can also be cut off.

Buds can be formed slowly in June, and one of the double branches can be cut off. Around July, those branches that have failed to bloom should be cut off in time. At the beginning of August, they should be cut off in time after flowering failure. In late August, the third flowers have arrived, or should they be cut off?

Pruning propagation of potted Lagerstroemia indica

Potted Lagerstroemia speciosa is suitable for pruning and propagation before germination in spring. Selecting robust Lagerstroemia speciosa branches with the length of 15-20cm, inserting them into a culture medium mixed with vegetable garden soil, peat and river sand in equal proportion, and watering them once.

Pruning method of potted Lagerstroemia indica

1. Pruning in winter: Lagerstroemia indica can be pruned once after it completely enters dormancy, pruning dead branches, diseased branches and twigs to reduce the consumption of nutrients. For tree species with good natural conditions, annual branches can be pruned by sticking to the trunk, and only 2-3 stout branches need to be kept as the mother of new branches in the second year.

2. Pruning in spring: Lagerstroemia indica has very strong germination ability, and more branches and buds will sprout in spring. In order to ensure the beautiful tree shape and reduce the occurrence of pests and diseases, it is necessary to prune the buds at least three times, with a period of 7- 10 days.

3. Pruning in summer and autumn: Pruning in summer and autumn can effectively prolong the flowering period, which is usually carried out about 10 days before autumn. Cut the annual flower branches short, leaving only 2 ~ 3 buds at the base of the flower branches to make them grow new flowers, and ensure that they grow in a well-ventilated and sunny environment after pruning.

Matters needing attention in pruning potted Lagerstroemia indica

Potted Lagerstroemia indica should be pruned frequently, but watering should be controlled before and after pruning. When pruning, the soil should not be too wet, otherwise it will lead to root rot. Keep well ventilated after pruning, and don't be exposed to strong light.