According to your description, it should be Albizia Julibrissin tree
How to plant Albizia Julibrissin trees
1. Water and fertilizer management: Albizia Julibrissin trees are tolerant of dryness but not waterlogging. During the maintenance period Do not water too much to avoid waterlogging and damaging the roots. Extensive management can be implemented, and the requirements for water and fertilizer are not very high. Even in barren areas, it may grow very vigorously, but it is best to apply fertile leaf water-soluble fertilizer
2. Plastic pruning: Only by planting Albizia Julibrissin trees densely can the main trunk be guaranteed. Straight, side branches should be pruned in time during the seedling stage. If any side branches are found, they should be wiped off from the base of the branches by hand as soon as possible. Seedlings with tilted main stems can be cut at ground level in the second year to promote strong and straight main stems. Transplanting small seedlings should be carried out before germination, and transplanting large seedlings should bring enough soil balls. When planting greening projects, remove side branches and leaves, leaving only the main trunk to ensure survival.
3. Disease and insect pest control: Albizia Julibrissinus trees are mainly affected by canker disease. When the disease occurs, you can use 2000 to 3000 times of Bacteria Killer, 800 to 1000 times of Bacteria Killer, and 50% of Bacteria Killer 800. Spray twice the liquid. Insect pests include longhorned beetles and psyllids. Use 1 kg of kerosene and 50 grams of 80 dichlorvos EC to kill beetles. For psyllids, spray 25% dimethoate 1,500 to 2,000 times liquid and 40 dimethoate EC 1,500 times to kill them.