Maria Lukyanenko/ article author
Identification of pests, work with insect cultures, micrograph of insects, bibliographic studies.

How to deal with a scab on lemon

There are several ways to get rid of scabies on a lemon. The most important thing is to respond to the problem in a timely manner. The lack of reaction from a person threatens culture with death. Lemon loses vitality, turns yellow, leaves fall off, the fruits do not ripen. With a thorough examination, small insects are found on the back of the leaves.

Appearance, life features of the scale

Small insects are found everywhere fight with guards on horticultural crops, conifers, indoor plants. Bugs about 1 mm in size inhabit the lower part of the leaves, twigs, plant stem. The color can be different - white, brown, red, black, speckled. The body is covered with a strong shield, because of it the insect got its name.

  • Females are motionless. Attached to the leaf, suck the juices. They look on the lemon like warts, plaques. With severe infection, they move to the trunk, giving it the appearance of scales.
  • Males are mobile, they even know how to fly. But they live a maximum of 2 weeks. They die soon after fertilization of the females.

The eggs of the scabbard are laid on the back of the leaves, or they drag with them under the shield. Due to this feature, insecticides are practically not affected by scabies. One female is capable of laying 250 to 500 eggs. After birth larvae feed pulp and juice of leaves, scatter randomly, completely infecting the entire plant, moving to neighboring ones.

Important!

You can determine the presence of scutes by the appearance of the lemon. The plant weakens, stops growing, young shoots dry, inflorescences, buds fall, the fruits poorly develop, productivity decreases, leaflets fall.

A photo of the scabbard on a lemon is presented below.

Lemon shield
Lemon shield

Methods of struggle

There are several ways to deal with the scab on lemon: mechanical, chemical. Use funds prepared according to folk recipes, purchased professional drugs. Which way to choose depends on the degree of damage, the number of plants, personal preferences.

It is worth noting that it is much simpler to fight the scab on room lemons than in the garden, where can be found on currants, grapes. Reduces the likelihood of re-infection with careful processing of all 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, resort to the action of insecticides.

Folk recipes

Folk recipes from scale insects
Folk recipes from scale insects

The remedy for the scab on lemon can be prepared in a few minutes, armed with a minimum amount of ingredients. Initially, you should check all plants for insects, isolate infected ones.

  • Laundry soap is dissolved in warm water, each leaf of lemon is treated with a brush, brush, and washcloth. Or spray from a spray bottle.
  • Red, black pepper, cinnamon, mustard are mixed, a soap product is added. Processed lemon in any convenient way.
  • Wood ash is bred in water, laundry soap is added. Spray, water the soil.
  • Pour tobacco with boiled water, insist for a day, throw soap, stir.Filter, spray the lemon.
  • Moisten a cotton wool with alcohol, wipe the leaves in places of accumulation of guards.
  • Dilute olive oil with water. The leaves are treated with a brush, cotton wool, washcloth.
  • Chopped garlic, pour cold water, insist a day. Before use, add a soap base.
  • Add a decoction of onion peel to the green soap, spray the plant with a solution.

It is necessary to process lemon from scabies with any folk remedy for 2 weeks with an interval of 3 days. Daily monitor the condition of the plant. It is recommended to return the lemon to a permanent place in a month.

Professional drugs

Fighting insecticidal scabs on lemon
Fighting insecticidal scabs on lemon

The fight against insecticidal insecticide on a lemon occurs subject to certain rules.

  • It is recommended to carry out processing outdoors or in a well-ventilated area.
  • It is necessary to use rubber gloves.
  • Do not buy drugs with contact effects. The strong guard protects adult scale insects, eggs. Processing will not give the desired result.
  • Effective preparations of intestinal action, systemic. The poison enters the body of the insect through lemon juice, the larvae die only after the birth of eggs.

Treat lemon with a small degree of infection with an insecticidal drug can be 1 time. The poison is absorbed by the plant, due to which the properties are stored for at least 30 days.

Systemic, intestinal drugs - Aktara, Actellik, Karbofos.

Important!

The use of an insecticide is prohibited during ripening, fruit collection. In such a vegetation period of the plant, it is recommended to use folk remedies or herbal remedies. One of these is Fitoverm. Spraying is repeated every week for a month.

Rating
( 1 grade average 5 of 5 )

Add a comment




Cockroaches

Mosquitoes

Fleas