Numerous insect pests of apple trees harm both fruits and the tree itself. They are able to hit all parts of the apple tree: some suck the juice out of leaves, buds, buds, others gnaw the leaves, while others damage the fruits themselves.
In order to successfully combat the pest of apple trees, gardeners should know their species and the period when they need to be treated from them. Consider the most dangerous and common pests of apple trees.
Apple weevil or colorod
The overwintered beetles feed on the kidneys, and the larvae lodged in buds eat them from the inside. It is considered the main pest during the flowering of apple trees.
Control measures:
- shake off the trees on shields or film;
- spray trees when the buds are dissolved with a solution of 0.2-0.3% chlorophos or carbophos;
- to mount on the trunks of fishing belts.
Leaf rollers
Spring born caterpillars eat buds and buds.
The best time for combating leafworms is considered to be the period of bud budding. Control measures:
- to remove winter nests with oviposition, shake caterpillars;
- In the early spring, spray nitrafen solution (3%);
- after bud blossoming - a solution of chlorophos (0.7%) or gold (0.2%);
- clean and burn the old bark.
Apple apple-tree
From eggs of orange-yellow color in the spring larvae are born, which suck the juice out of blossoming buds and glue them with honey dew.
Control measures:
- spray 3% nitrafen solution before bud opening;
- at a strong infection - a solution of chlorophos (0.2%) or carbofos (0.2-0.3%);
- against winged meds, fumigate 1.5-2 h with tobacco smoke;
- against larvae to use infusions and broths of a camomile, a tobacco dust , a dandelion, a tansy, a yarrow.
- from the caterpillars of these pests, the treatment of apple trees with an Iskra-M chemical (5 ml per 5 l of water) is effective.
Apple moth and winter moth
Eggs of winter moths hibernate on the bark of trees, and when the buds are budding, the caterpillars eat everything. And caterpillars of apple moths during the formation of buds and at the beginning of flowering eat foliage.
Control measures:
- in the autumn on the trunks need to impose glued belts;
- in the spring, with bud budding and budding, use Iskra - a double effect;
- when foliage is blossoming and after flowering, a solution of chlorophos (0.7%) or gold (0.2%);
- to process with infusions and broths of a camomile chemist's, burdock, wormwood, tobacco dust, onion husks and garlic.
Apple Fruitflies
Caterpillars eat fruits, namely seeds, the infected fruits ripen earlier and fall.
Control measures:
- collecting and destroying the carrion;
- purification and disinfection of the bark, the installation of fishing belts;
- two weeks after flowering spraying with a solution of chlorophos (0.2%) or carbophos (0.3%);
- use of pheromone traps;
- Trichogram production 2 times per season.
Green apple aphid
The aphid colonies suck the juice out of the leaves. In autumn he lays oval, black, shiny eggs on branches.
Control measures:
- the release of ladybirds, larvae of flies-hawks or gold eyes;
- before swelling of the kidneys, spraying with a solution of nitrafen (3%) or carbofos (0.3%);
- when the buds are dissolved, spraying with a decoction of soap and soap;
- removal of root and shoots;
- cleaning trees from old bark and whitewash with lime;
- Spraying with Iskra is a double effect.
Fruit mites (apple red)
Before the blossoming of the apple tree, larvae appear that settle on the leaves and suck the juice out of them.
Control measures:
- Cleaning the trunks from the old bark and destroying it;
- treatment with Iskra Biot (2 ml per 1 liter of water);
- alternation of 0.3% solutions of carbofos and dicofol.
In addition to the measures listed above, how to protect the apple tree from pests is of great importance in carrying out agrotechnical measures: pruning branches, deep plowing of rows, cleaning and whitewashing of trunks, sealing of dopes and treatment of wounds. They contribute to the destruction of wintering pests, and then you can reduce the number of spraying apple trees from them in the garden.
Adhering to these measures of struggle and the timing of processing the apple trees from pests, you will definitely get a good harvest!