During the growth of the peony flower, when its flower core becomes black, it is necessary to trim the blackened part in time and place it under sufficient sunlight to prevent it from growing again. In the absence of water and fertilizer, it is necessary to water it properly and apply fertilizer to it. If it is harmed by diseases and insects, pruning and strengthening ventilation management should be performed, and the corresponding pesticides should be sprayed.
Whenever the peony flower core becomes black, it will easily cause the plant to suffer from diseases and insect pests, and it will also reduce the ornamental value of the plant. First, the black part of the flower core needs to be treated in time to reduce the digestion of soil nutrients. Promote its plants to gradually return to green vitality.
When the core of a peony flower is dark, it may be caused by lack of light and excessive water and fertilizer. It is necessary to immediately move its plants to the sun and carefully conserve them, so that their plants can perform photosynthesis, so that the peony flowers can grow vigorously, but can also avoid The plants are too long, and the flowers that bloom are more bright and beautiful.
3. Strengthen water and fertilizer
If the plant lacks water and fertilizer, which leads to blackening of the peony flower core, you can water it properly at this time, do not directly water it in large quantities, and you must timely apply nitrogen, phosphorus, potassium compound fertilizer Although it is not high on water and fertilizer, it still needs to be watered and fertilized in time to maintain it.
4. Pest control
Whenever its plant is harmed by diseases and insects in the flowering period, the core of the peony flower is also easily blackened, which reduces its ornamental value, affects the normal growth of the plant, and directly causes death. It strengthens the ventilation environment and sprays the corresponding pest and disease agent.