How to deal with the shield on a lemon
Content
There are several ways to get rid of scythes on a lemon. The most important thing is to respond to the problem in a timely manner. Lack of reaction from the person threatens the culture of death. Lemon loses vitality, turning yellow, leaves fall off, fruits do not ripen. A careful examination of the back of the leaves reveals small insects.
Appearance, peculiarities of vital activity
Small insects are found everywhere, with shields are struggling in garden crops, conifers, indoor plants. Bugs about 1 mm in size settle down the lower part of the leaves, twigs, stem of the plant. The colors can be different - white, brown, red, black, specks. The body is covered with a durable shield, because of it the insect got its name.
- Females are still. Attached to the leaf, sucked juices. Look on a lemon like warts, plaques. With a strong infection move to the trunk, giving it the appearance of scales.
- Males are mobile, they even know how to fly. But live a maximum of 2 weeks. They die soon after fertilization of females.
The eggs of the guard are laid on the reverse side of the leaves, or they are dragged along under the shield. Because of this feature, contact insecticides practically do not act on the scale insects. One female is able to lay between 250 and 500 eggs. After the birth of mobile the larvae feed pulp and juice of leaves, scatter randomly, infecting the whole plant completely, move to the neighboring ones.
Important!
Determine the presence of shields can be on the appearance of a lemon. The plant weakens, stops growing, young shoots dry, inflorescences fall, buds, fruits develop poorly, yield decreases, leaves fall.
A photo of a shitovki on a lemon is presented below.
Methods of struggle
You can fight with the shield on a lemon in several ways - mechanical, chemical. Use the means prepared according to national recipes, purchased professional preparations. Which way to choose depends on the degree of damage, the number of plants, personal preferences.
It is worth noting that it is much easier to deal with the shield on indoor lemons than in the garden, where shield can be found on the currants, grapes. Reduces the likelihood of re-infection with careful processing of all existing plants in the house. You can show a little patience, get rid of pests mechanically or using folk remedies. If the infection is serious, there are many plants, they resort to the action of insecticides.
Folk recipes
The remedy for shitovki on lemon can be prepared in a few minutes, armed with a minimum amount of ingredients. Initially, you should check all plants for the presence of insects, isolate infected.
- They dissolve the soap in warm water, process each lemon leaf with a brush, brush, washcloth.Or sprayed from a bottle with a spray.
- Mix red, black pepper, cinnamon, mustard, add soap means. Processed lemon in any convenient way.
- Wood ash is diluted in water, laundry soap is added. Sprayed, poured over the soil.
- Tobacco is poured boiled water, insist day, throw soap, stir. Filter, sprayed with lemon.
- Moisten cotton wool with alcohol, wipe the leaves in places where there is a cluster of flaps.
- Dilute olive oil with water. Handle the leaves with a brush, cotton swab, washcloth.
- Crushed garlic, pour cold water, insist day. Before use, add a soap base.
- Add broth of onion peel to the green soap, spray the plant with the solution.
It is necessary to process a lemon from the shield insects with any folk remedy within 2 weeks with a break of 3 days. Daily monitor the condition of the plant. Returning a lemon to a permanent place is recommended in a month.
Professional preparations
The fight against insects on the lemon insecticide drugs occurs in compliance with some rules.
- It is recommended to carry out the treatment in the open air or in a well-ventilated area.
- Rubber gloves must be worn.
- Do not buy drugs contact action. Durable flap protects adult flail, eggs. Processing will not give the desired result.
- Effective preparations of intestinal action, systemic. The poison enters the body of the insect through the juice of lemon, the larvae die only after the birth of eggs.
Handle lemon with a small degree of infection with an insecticidal drug can be 1 time. The poison is absorbed by the plant, thereby preserving the properties for at least 30 days.
Preparations of systemic, intestinal action - Aktara, Aktellik, Karbofos.
Important!
It is prohibited to use insecticide during ripening, fruit picking. During such a growing season, plants are recommended to use folk remedies or herbal remedies. One of these is Fitoverm. Spraying is repeated every week for a month.