- Dieffenbachia: diseases and pests
- Caring for Dieffenbach
Many people who have grown dieffenbachia, faced with the fact that the dried leaves of the plant or twist - is the most common problem in the growth of dieffenbachia. Today we try to understand why the dieffenbachia and dry as possible to prevent it and what to do if the plant has suffered?
But first of all say a few words about the dieffenbachia. This plant - evergreen, belongs to the family Araceae. It has a strong, sturdy trunk and soft expressive leaves. Dieffenbachia has about forty species that may be different shape, different and leaves and root system. It is important to know that this plant is extremely sensitive to all external stimuli, because very often it is from the same stimuli and suffers.
Of course, it causes all diseases of plants, as a rule, are diseases that can be both fungal and viral. In addition, often affect dieffenbachia pests, which also affects the growth of plants. Consider the disease, which most often faced dieffenbachia.
Dieffenbachia: diseases and pests
Basically dieffenbachia affected by fungal diseases, of which the first - leaf spot. It appears at the edges of the foliage, especially on the lower leaves. These are small brown spots outlined orange border. Gradually, they capture the whole lamina. Such disease may be transmitted with or plant residues.
When anthracnose leaf edges are covered with large spots, which gradually spread throughout the sheet that provokes instant drying, and then the death of the sheet. It can be transmitted through contaminated part of the plant. Anthracnose, wherein the edges of the tabular sheets appear sufficiently large spots gradually contaminates the entire surface and causes death and drying the sheet. Also, it is transmitted through infected plant parts. Both the first and second disease provoked by high temperature and humidity. The reason may even become water-logged soil.
Fight antraknozrm and spotting possible by optimizing the temperature and the normalization of irrigation. Also, do not forget to handle the leaves of affected plants conventional fungicide. This can be vitaros or fundazol - both drugs are effective.
Another disease that are particularly vulnerable dieffenbachia - Fusarium. First hit the root collar, and then - the root of the plant. Suffer and leaves. The disease manifests itself in the formation of dark, depressed spots a little elongated. Dieffenbachia gradually fade and turn yellow. In some areas, it can be seen mushroom pink. For a long time the pathogen is Fusarium in the soil, and the active dissemination of his starts at the roots of the plant contact. Provoke the disease can be over-dried plant, or a lack of potassium.
The best prevention of disease - it was originally a quality soil for plants. It is necessary to prepare a good planting material pretreated with a fungicide substance. In this case, you can safely apply giokladin. Once you have noted the first signs of Fusarium, it is necessary to spray all the same dieffenbachia fungicide.
On the neck of the plant and its roots can occur rot, which manifests itself in the form of small dark areas, a little depressed. Over time, these spots capture the whole leaf tissue and provoke suppuration, in which dieffenbachia can be lost. The leaves are covered with mycelium pale gray. What causes this disease? It can be transmitted through the soil, which can contribute to an overabundance of moisture or dressing. The reason may be required and the lack of ventilation or excessively high temperatures. In this situation it is necessary to reduce watering, as well as to replace the substrate, and then to process the fungicide.
Among bacterial diseases can occur Bacteriosis, manifested in the form of small watery areas whose boundaries are clearly delineated. Leaves with time become brownish, brown. The disease can be transmitted by mechanical damage, as well as cuttings. Typically, infection is usually subjected difenbahii that contain at elevated temperature or humidity. All infected plants must be destroyed.
Asked why dry or yellowing dieffenbachia, is said about the wrong room climate. If the plant is grown at low temperature, and in the winter time it is now and then subjected to drafts, then sooner or later the leaves to twist and, in the worst case, the plant may die altogether. Move the pot in a more comfortable and provide a suitable place plants need care.
What other causes of dry leaves can be called? Naturally, this effect pests. As a rule, dieffenbachia amazing spider mites and thrips and scale insects. First affected leaves, and then the root system and the plant as a whole. Pests removed from Dieffenbach using tampons soaked in beer or soapy water. Suitable infusion and garlic. If the infection is strong, then the pest suitable drugs such as aktellik, and malathion, used to be in the ratio of 15 drops per liter of water. And do not forget to constantly humidify the air in the home to create the desired climate.
Curl leaves dieffenbachia may have due to frequent watering with cold water. Be sure to use to defend the water room, the normal temperature. Avoid direct rays on the plant in the summer time, a little pritenit it. The sun's rays can provoke even more serious problems, such as burns.
Caring for Dieffenbach
To dieffenbachia not adversely affected by pests and actively growing, it is important to know some basic rules, compliance with which is very important in the process of care for this plant. This is the temperature, watering, humidity, and dieffenbachia necessary for feeding. Please consider these points highlight.
The optimal temperature for dieffenbachia index during the spring and summer is considered to be 20 degrees. In general, most the maximum rate that can carry dieffenbachia - is 28 degrees, but it is not necessary to prevent this, if the humidity is low. In winter, it is important to keep the plant at 16-18 degrees. It is important that the temperature does not drop below 15 degrees, otherwise the lower leaves begin to dry up and fall off quickly. Unacceptable sharp differences mode and constant transfers from one room to another.
When dieffenbachia is in an active stage of growth, it is important to ensure an abundant good watering. Be sure to once a month is necessary to lower the ground plane for fifteen minutes in a pre defend the water. Then let the water drain out. In winter, watering should be more moderate, otherwise the excess moisture leaves begin to grow brown.
Dieffenbachia needs daily spraying, spending is necessary to defend the water. Avoid Watering lime water - it can cause many problems. On the leaves begin to appear large white spots. If the plant is growing at more than twenty degrees, then put it on the moist sand or a special damp peat. Do not forget to periodically arrange dieffenbachia shower - this will clear the dust from the leaves.
As with any plant, dieffenbachia needs feeding. Dieffenbachia pretty quickly consumes all the nutrients, because every ten days, during active growth, fertilize mineral fertilizer plant. It is desirable that it be liquid. During the winter, stop fertilizing.
By following simple rules listed above, you can grow a great luxury tree that will fit perfectly into your home and create a flower garden in your apartment even more comfort and convenience. It is important not to throw care Dieffenbach, then please you with its appearance for a long time she could!