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The main diseases of Phalaenopsis orchids and effective methods for their treatment


Diseases of Phalaenopsis orchids, which are most often grown at home, are few, but their appearance, including spots and yellowing, indicates improper care, as well as other reasons, including the natural aging of the plant.

If the plants bloomed, and then abruptly stopped, which is accompanied by the appearance of other problems, urgent measures should be taken to correct the errors of care. It is possible to develop a treatment regimen and begin the healing process of a plant only after its visual inspection and determination of the root cause of the disease.

General information about the Phalaenopsis orchid

Phalaenopsis orchids are quite undemanding and easy to grow at home, thanks to which this plant has become very popular among flower growers in our country. However, quite often flower lovers, especially beginners, do not know the reasons why spots appear or the leaves of their orchids wilt.

The farther the moment of treatment from the onset of the first symptoms of the disease, the more difficult it is to cope with the problem. It is better to familiarize yourself with the main forms of manifestation of the most common diseases of orchids grown at home by looking at the photos of plants during the period of the disease, so it will be easier for you to determine what problem your flower has and how to deal with it.

Why the wrinkled leaves

Sometimes the leaves of any type of orchid become quite soft and completely lose turgor, and the plant itself looks too sluggish and sheds green mass. There are several reasons why indoor plants have similar leaf modifications.

  • This may mean that there was a significant problem with the root system, and it stopped supplying water to the leaves of the plant in full, which is most often the result of improper care.
  • The reason may be the general weakening of the plant, which subsequently may completely die.
  • Withering and loss of leaf elasticity can occur due to improper irrigation and other water procedures.
  • In Phalaenopsis, as well as in Vandas, the lowermost leaves may turn yellow and even fall, for natural reasons.

Leaves on the Phalaenopsis live very long in conditions of quality care, but, of course, not forever, and dropping them, starting from the very bottom sheet, while maintaining the overall healthy appearance of the plant is not a problem.

Beginners in the field of floriculture should remember that the leaves on Phalaenopsis most often can wither, lose their elasticity or fall off for several reasons, among which overflow or, on the contrary, constant drying of the plant, as well as too cold conditions of maintenance and improper care. The plant should be treated based on the root cause of the disease, and photos and descriptions of diseases in books for flower growers and on specialized websites on the Internet will help determine it.

How to get rid of gray rot

Why there are black spots and white dots on the leaves, how to treat

In a healthy Phalaenopsis orchid, the leaves should always shine and gloss, and also not have spots. However, as a result of a number of reasons, spots on the leaves can still appear.

  • Burn spots may occur on leaves by spraying plants in the sun. Such "sunburns" are light and dry.
  • Orchids when grown at home can be carriers for a very long time. viruses and various diseases nor can it be detected at all. The first signs of the manifestation of diseases are black spots, which first appear on the lower leaves of the plant.
  • From the use of excessively hot water during showers, a variety of sizes can also appear on the leaves of an orchid of the Phalaenopsis species black spots.
  • Spots of calcium salts can not be attributed to the symptoms of the disease, because they appear due to the use of hard water. To remove them, wipe the leaves of the plant with a weak solution of orange or diluted lemon juice. Do this processing with extreme caution.

Florists should remember that if wet spots appear on the leaves of plants cultivated at home, they must be removed urgently. This should be done as quickly as possible, since these spots grow very quickly and can provoke decay of the whole plant and the appearance of a number of other diseases. To correct the situation, it is enough to evaluate the measure of changes in the photo, develop a treatment regimen and adjust care.

You can find out about the causes of the appearance of black spots on the leaves and flowers of orchids here.

Why leaves become soft

There are several reasons why the leaves of an orchid such as Phalaenopsis become too soft and lose their natural turgor.

  • If the leaves of any indoor orchids become soft or too sluggish, then the root cause may be damage to the root system of the plant.
  • Very often the leaves of this indoor flower become sluggish due to a severe moisture deficit or a significant violation of all irrigation measures and the basics of care.
  • Sometimes the leaves of a room orchid can become soft, and also lose turgor as a result of excessive wetting of the planting substrate. In this case, the plant looks quite lethargic.

Beginners in the cultivation of plants of the Orchidaceae genus at home should remember that if the condition of the plant worsens day after day, the leaves turn yellow and soft, this indicates problems with the root system, and the plant needs urgent salvation and care control.

However, it is impossible to draw hasty conclusions, and even more so, to treat orchids without complete data on the state of the plant. In order to effectively cope with the problem, it is necessary, first of all, to correctly assess the current situation.

Other orchid diseases and their treatment

As a rule, malfunctions in the plant's vital system are associated with diseases and are in the following manifestations, easily identified by photo:

  • Swelling of the leaves of the Phalaenopsis orchid species may be associated with prolonged contact of the plant with moisture.
  • Viral diseases in plants are quite rare, and are manifested in the form of mosaic spotting of leaves and flowers.
  • For some diseases, the appearance of small spots in the form of arrows, as well as peculiar circles or stripes, is characteristic.
  • Spots on the leaves may be a manifestation of the bacterial spot of the plant.
  • There may be a change in leaf staining due to anthracnose or powdery mildew.
  • Quite often there is a defeat of such indoor plants by rust or soot, black mushrooms, as well as a variety of rot.

How to save an orchid with black roots


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