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Spider mite species: how to recognize a harmful parasite?

Spider mite species: how to recognize a harmful parasite?


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Spider mite - dangerous pestthat destroys both domestic plants and crops.

There are over a thousand of them in total.

However, we will only talk about the most widespread.

Red

Found throughout Europe. Damages indoor plants and greenhouse... In warm areas, it settles on crops of open ground. Prefers to eat nightshade (potatoes, tomatoes, datura, eggplant), citrus fruits and houseplants. Read about how to get rid of spider mites on eggplants, tomatoes and peppers on our website.

An adult female is 0.4 mm long and 0.2 mm wide. Body coloring - red with a purple tint... Males are paler, colored in light red tones. The larva is transparent, when it begins to eat, it becomes greenish. The nymph is gray, speckled.

Red spider mite - photo:

The red mite loves warmth more than other species. Most suitable temperature for his life - from 30 °... Therefore, it practically does not occur in open areas of the northern regions. However, in houses and greenhouses, more than 20 generations have time to be removed.

We advise you to read our article "Fighting spider mites on indoor plants", which describes all the nuances and features of the destruction of ticks in the house, as well as drugsmost suitable for this.

Ordinary

One of the most dangerous members of the family, found everywhere, is omnivorousaffecting over 200 plant species. Can give up to 18 generations per year.

Its practically impossible to consider on plants, since, in addition to microscopic sizes (up to 0.4 mm in length), it is distinguished by a nondescript and inconspicuous gray color.

Only by the end of summer, the females change color to reddish-red. Eggs are greenish at first, then beige, pearlescent. The larvae are transparent, faded. Nymphs are painted in grayish green tones.

Optimal living conditions - temperature 28-30 °, humidity 40-50. All stages of development, except eggs, cause harm.

Turkestan

Despite the name, its habitat very extensive... This species is found in Ukraine, throughout Central Asia, in the Primorsky and Stavropol Territories, Kazakhstan, the Far and Near East, Western Siberia, Europe and North America.

Refers to polyphagous parasites, affecting pome and stone fruit crops, ornamental and leguminous plants.

The size of adults reaches 0.6 mm, the color is green during feeding, the hibernating ticks turn red.

Eggs are colorless at first, then yellowish-green.

The larvae are pale green, the nymphs acquire a rich green-yellow hue, moreover, they are covered with black specks.

Hawthorn

Inhabits in warm regions Russia, Ukraine, Tajikistan, Armenia, Moldova, Uzbekistan, Georgia, Kazakhstan, Azerbaijan, Western Europe, China, Korea, Japan.

It feeds on fruit crops, both pome and stone fruit. Most often found on plums, thorns, peaches, apples, cherries, pears, cherries.

Differs in pronounced sexual dimorphism. Females are larger, reaching 0.55 mm in length, and males are not more than 0.4 mm. The body color of females is dark red, males are green.

Initially colorless eggs gradually acquire a pinkish-green color. The larvae and nymphs are colored with black spots on a light green background.

Is considered one of the most harmful species of spider mites. With severe aridity, it begins to multiply en masse, entangling branches, leaves and stems with its cobwebs. Often leads to the death of fruit trees.

False

Heat-loving tropical dweller... Like all other visitors to tropical regions, he prefers to live in high humidity conditions. In Europe, it can only be found on indoor plants and in greenhouses (greenhouses).

It is very difficult to recognize its attack, since this tick does not weave a web... Therefore, the owners of the plants wake up when the pest has already multiplied strongly.

Differs in small dimensions, reaching a maximum of 0.3 mm in length.

It has an elliptical body, colored red or green.

To find it, experienced florists advise holding a white napkin on the inside of the leaves.

Cyclamen

Another visitor from the tropics. Loves heat, is not afraid of humid air... Throughout Europe, it can only live in houses and greenhouses. Monophage, it feeds on cyclamens, can settle on chrysanthemum, balsam, gloxinia and geranium. The rest of the plants need not be afraid of him.

It has a very small size (0.1 - 0.2 mm), an oval body of a dull color. May be greenish or yellow. The pest colony is most often collected in the upper half of the leaf. Large clusters of ticks look like dust.

Gallic

They are widespread everywhere, even shrubs and trees are damaged. Settles on young leaves, when feeding, forms swelling on them - galls.

A very small nondescript pest, which is practically impossible to notice without magnifying devices.

The body is elongated, shaped like a spindle. The color is off-white or brown.

Wide

Resident of South America, in Europe most often found in houses and closed spaces... In his diet he prefers citrus fruits, euonymus, cacti, oleander, ficuses, saintpaulias, aucuba, tagetis.

It belongs to the easily removed pests, since the eggs are always on the leaves, they do not hide in hard-to-reach places.

Microscopic dimensions - no more than 0.3 mm.

The body is oval, brown with a red tint.

Inhabits on the underside of the leaves.

Root (bulbous)

You can meet everywhere... Settles inside the bulbs flowers and feeds on their tissues. Such an onion turns into dust. Pests can only be detected by digging the plant out of the ground.

The body has the shape of an oval, widened at the sides, the size reaches 1.5 mm in length. The color is faded - pale yellow or off-white.

The view is very different great fertility, from one female there can be up to 300 eggs.

Omnivorous, strong voracity, high fertility mark spider mites as family of malicious pests various cultivated plants. But experience shows that with them it is quite possible not only to fight, but also to win.

Therefore, do not fold your hands, familiarize yourself with the materials on our site that will help in hard fight against the arachnid parasite and you will succeed! Our article "Methods and measures to combat spider mites" will help you with this.


Watch the video: Recognizing Spider Mite Damage (May 2022).