Why were caterpillars on the pine tree? How to deal with a pest?

Every year the beginning of summer gardeners and gardenersmust be met fully armed - with insecticides and motor sprayers in their hands. More and more often complaints are heard from the owners of suburban areas on pests that destroy pine and spruce, especially young coniferous trees, well established on the ground.

Why do caterpillars eat pine and spruce?

The thing is that our wild forests are indistressed situation. No matter how much the owners of country houses take care of their plot, various harmful insects - leaf rollers, bark beetles, aphids, sawflies, spores of dangerous fungi growing on the bark of trees, migrate from nearby forests. After all, today the forests are not cleaned, they do not have a landlord. Everywhere there is a thicket and a windbreak. What is there to be surprised when you see that even on a pine caterpillars eat something.

Who eats our trees?

The source of diseases of coniferous trees becomenot only insects from the forest belt, but also inhabitants of imported soil or planting material. The weakened tree is a tasty morsel for many wood eaters and pathogens. The first by smell hear such a tree and pounce on it, like flies on jam, to intrude into a tree or gnaw through pine needles. But pathogens - provocateurs of diseases, are transferred to trees with the help of wind, rain, human, insects or birds.

Sucking pests

Such pests feed on plant juice, inhibitinghis life activity or completely destroying. More often such insects become: tsukadki, bedbugs, coccids, aphids, gallic and spider mites. Often, eat needles or kidneys on the pine caterpillars. They are called "pine moths". Butterflies of these representatives of the world of insects lay eggs on the old needles, from which from the end of June to the end of September there are hordes of hungry insects. Most often, this pest is eaten by common pine, but can enjoy both spruce and cedar.

Another pest - a pine scoop. Although in the stage of the caterpillar this pest does not last long, it is noticeable to "foul" it. Located on the pine caterpillar pests with pleasure bite the May shoots, eat young pine needles and buds, which leads to the drying of the tree, especially in dry weather.

Black caterpillars on a pine tree can refer to"Pine Mining Moth". The hvoinka is braided with cobwebs, that's why it sticks to the tree. But the wind will blow, and the needles fall off, so the crown can completely go bald. Small caterpillars literally gnaw round holes in the base of the needles. Sometimes it is very difficult to establish a diagnosis, for this you need to take the needles in your hands.

How to fight?

What if you divorced yourpine caterpillar? First of all, against the pine moth in the late autumn, it is necessary to dig the soil around the trees, because pups crochet in the soil. You can use a variety of sprayers, they are sold in large quantities in specialized stores.

Seated on the pine caterpillars, which areoffspring of a pine scoop, are destroyed effectively by food baits. This method is convenient because the bait with fermentation additives is installed once, but it works a whole summer. Be sure to dig the ground under the tree to destroy the brown insect pupae. During the bud blossoming, the tree is treated with biologics or insecticides.

Against the caterpillars of the mining moth, multiple treatment of the tree with a solution of liquid soap helps a lot. You can lay a cellophane under the tree and comb it with a dry broom with dry needles, then burn it.