Come and see, what if your cute little Phnom Penh Ruixiang is sick? Common diseases and control of Phnom Penh Daphne odora

Phnom Penh Daphne is a valuable variety of flowers, although the growth is extensive, but it is also relatively delicate. As the saying goes, "it is easier to breed than to breed". If you do not pay attention to breeding, it is easy to die. Come and see, what if your cute little Phnom Penh Ruixiang is sick? Let's take a look at the common diseases and control of Daphne odora in Phnom Penh.

Come and see, what if your cute little Phnom Penh Ruixiang is sick? Common diseases and control of Phnom Penh Daphne odora

1. Stem rot of Daphne odorata in Phnom Penh

The disease of incense stem is not easily noticed because it occurs in the rhizome and appears to be no different from a normal tree. The phloem of the disease blackened and rotted, and gradually developed to the root. Once you find out, there's nothing you can do about it.

Solution: for Phnom Penh Daphne stem rot, comprehensive prevention and control should be carried out. (1) the environment where potted flowers are placed: Phnom Penh Daphne likes to be cool and needs to be ventilated for a long time. (2) cultivated soil: acidic and fertile soil. (3) Water management: keep the soil and water moist, but do not overwater. (4) pruning in time: pruning branches in time when plants are growing vigorously to prevent excessive metabolism. (5) treatment of disease: once the plant is sick, the diseased plant should be disposed of with the pot soil immediately, and the flowerpot should be washed and disinfected. Other saplings should be disinfected to prevent the disease from spreading.

Phnom Penh Daphne Leaf spot

In the early stage of the disease, the green dots appeared on the leaves, and in the later stage, the disease spot was larger, the size of the disease spot was uncertain and was accompanied by black mold. The onset time was from April to September, the lower leaves of the plant first fell ill, gradually to the middle and upper leaves, and gradually developed to the middle leaves, and when the leaves were serious, the growth became weaker, until the whole plant died.

Solution: reasonable watering, waterlogging prevention, strengthening ventilation, more application of mature liquid fertilizer rich in phosphorus and potassium, timely cleaning of fallen leaves of diseased plants and centralized incineration, can also be prevented by spraying Bordeaux solution in spring. During the onset period, mancozeb, carbendazim and thiophanate methyl were sprayed on the leaves in turn every 7-10 days for 3-4 cycles.

III. Daphne wilt in Phnom Penh

Phnom Penh in the initial stage of the disease leaves will be yellow, brown or even dry, gradually extend upward, the onset time is mostly when the spring temperature rises or rainy season, generally from disease to death, the course of disease is generally 15-45 days, the harm is great.

Solution: reasonable cultivation, timely cleaning and destruction of diseased leaves and branches, and disinfection of soil with formalin or pentachloronitrobenzene before potting. At the initial stage of the disease, the roots were irrigated with carbendazim or benzoate 800-1000 times once a week for 5-6 times, the effect was obvious.

4. Daphne virus disease in Phnom Penh

When the disease occurs, the leaves of Phnom Penh will show mottled with different colors, folds on the leaves, curl reversal, plant growth slows down, it is difficult to form buds, and flowering becomes less or even does not bloom. In the same year, the leaves will fall off partially, and when they are serious, the leaves will fall off completely or die, and the disease will be serious in spring and autumn.

Solution: strengthen cultivation management, reasonable watering and fertilization, pay attention to ventilation and light transmission, in order to promote plant growth and improve its ability to resist disease. If you find that the diseased plant is isolated immediately, the hands and tools that come into contact with the diseased plant should be disinfected, let alone use the diseased plant as the mother plant as the reproductive mother.

5. Root rot of Daphne odora in Phnom Penh

Root rot is mainly caused by excessive wet soil or excessive fertilization, which burns the root system.

Solution: choose 1000 times solution of pinggangmycin powder or 500x solution of Genkuning and spray alternately for 4-5 times, which can be well controlled.

Phnom Penh Daphne Mosaic Disease

Solution: spray with 10% virus king 600 times and control aphids at the same time.

Summary:

Why don't you take good care of your cutie? Don't let it go away from you. Only if you understand the habits and breeding methods of Daphne odora in Phnom Penh, coupled with your careful care, it will certainly thrive. Raise to understand the habits and culture skills of Phnom Penh Daphne.

Time: 2019-04-24 Click: