Whitefly on tomatoes in greenhouses hurts growth and fruiting plants Growing tomatoes in the greenhouse is a complex process, as it implies a series of mandatory actions and procedures that will help ensure rapid growth of plants and fruiting. The growth of tomatoes in the greenhouse is affected by lighting, air temperature, its humidity and watering. Sometimes it happens that fulfilling all these requirements, the owners of the greenhouse can not protect the plants from the attack of bacteria, fungi or insect pests. The whitefly on tomatoes in the greenhouse is one of the most dangerous insects affecting tomatoes.
- Signs whitefly on tomatoes in a greenhouse
- Dangerous whitefly on tomatoes in a greenhouse: how to get rid
- Chemical combating whitefly in greenhouses on tomatoes
- Fighting folk remedies: whitefly on tomatoes in a greenhouse
- pests and diseases: whitefly on tomatoes in the greenhouse( video)
Signs whitefly on tomatoes in the greenhouse
parasite whitefly on tomatoes, and if not get rid of it, it can not onlySpoil the leaves of the plant, but also lead to the death of all fruits. Small flying moths of white color sit on the lower parts of the leaves and lay larvae there. The larvae feed on juice and water, which are rich in tomato leaves.
In nature, the whitefly is represented in several varieties, but only the greenhouse whitefly "likes" tomatoes.
Whiteflies are a big danger for greenhouse plants. They not only take away all the juices from them, but also lead to the spread of fungi on the plants, which lead to the blackening of tomato leaves. It happens that the moths do not have time to lay the larvae, but just settle on the leaves of plants - this is the most important time to get rid of pests.
Whiteflies are a great danger to the bushes of tomatoes
Signs of plants whitefly:
- tomato leaves turn yellow and curl.
- The fruits are unevenly ripening.
- Inside the fruit get streaks of white.
- When you touch the bush, a cloud of midges of white color is raised in the air.
If kutah were found only midge larvae without, you should immediately treat the bushes with soap solution or insecticides. Solutions from pyrethrum or pyrimibosmethyl are helpful. Whitefly is dangerous in that it can lead to infection of plants with infections. From this plant can get jaundice, chlorosis or curly leaves.
Dangerous whitefly on tomatoes in greenhouses: how to get rid
fight against whitefly will differ depending on whether the moths themselves are at some stage of development. If it's an adult, then it's easy to fight them. They can be destroyed using a variety of drugs.
With larvae, at different stages of development, there is a tough struggle, as for each stage of development of insects a certain type of drug acts.
Special plaque on the larvae can save insects from the effects of a particular preparation. The effectiveness of the method is determined by the intensity of the damage to plants. To prevent the attack of harmful insects, you can conduct preventive procedures.
Fumigation. It should be done several times a year. If the greenhouse is located remotely from a dwelling, fumigation can be carried out with the help of faithful candles. Checkers with insecticides will get rid of adult individuals and larvae, and they will not harm plants.
- Chemicals. They should be disassembled in accordance with the instructions. Effective is the use of "Confidor", "Fosbetsida", "Pegasus", "Actellika", "Mospilan", "Fufanon."Sometimes one spraying is enough to completely rid the plant of pests.
- Biological methods. Special insects are placed on the bushes so that they destroy the larvae at any stage of their development.
All methods of fighting are effective. The way of struggle each owner chooses for himself. When working with chemicals, it is very important to observe precautions in order not to cause harm to health, plants and fruits.
Chemical fight against whitefly in greenhouses on tomatoes
When choosing a chemical, you must be extremely careful. It should not damage the plants themselves. It is very important to ensure that chemicals do not spread further than the place where the treatment is carried out.
It is important that after processing the plants are not in the sun, as they can get burns.
Dangerous use of aggressive substances, as they not only kill insects, but also soak into the soil, and are removed from there for a very long time. For re-treatment, the drug must be changed, since insects can develop immunity to the same drug.
It is necessary to fight whitefly immediately after it was detected
Types of preparations:
- Insecticide. It enters the juice of plants, and with it, into the larvae that feed them.
- Contact insecticide. Insects perish on contact with the drug.
- Soap base. Relieves a large number of adult individuals.
You have to fight the whitefly right after it was discovered. With large moths it is not difficult to fight, they can be scared away by simple spraying of plants. But with the larvae, the struggle can drag on. Since their death is protected by a special coating, which can not cope with every drug.
Fight folk remedies: whitefly on tomatoes in a greenhouse
There are such gardeners who zealously oppose the use of chemicals for pest control. To use chemicals, of course, is effective, but not always necessary. You can fight pests with the help of folk remedies.
Cold on the whitefly. If a variety of tomatoes allows, they can be taken out of the greenhouse for a while to fresh air.
If there are many whiteflies, you can catch them with glue traps. To do this, on the cardboard, preferably bright yellow, you need to apply glue. Such traps attract moths.
- Wipe the leaves with infusion of millennia.
- Spray the plants with a mild mortar based on laundry soap.
- You can use garlic tincture.
- Simple water can be used to control adult moths.
It's better not to fight insects, but to prevent their appearance. Sometimes the struggle with moths takes a very long time and is inconclusive. It is important not to allow moths to breed.
Moths are thermophilic and do not tolerate temperatures below fifteen degrees.
Timely weed the plants and make sure that weeds do not grow near tomatoes. For each new landing, the ground needs to be dug and treated with special solutions. You can not keep compost in a greenhouse - it's a cozy place for a whitefly's life.
Preventing insects in the greenhouse is easier than getting rid of them. It is important to notice the appearance of insects in time. To do this, you should closely monitor the condition of the leaves and fruits of plants. The first signs of the appearance of the whitefly are yellowing and withering leaves, as well as the appearance of white moths.
Pests and diseases: whitefly in tomatoes in a greenhouse( video)
It seems that in a greenhouse the plants are completely safe: the owners monitor the temperature regime, humidity of the air and soil. But sometimes such actions are not enough. If the yellow spots begin to appear on the plants, the leaves of the pack are crooked and fading, the fruits do not ripen so quickly - it means that the whitefly has settled on the tomato leaves. It is a harmful insect that drinks juice and water of tomatoes, leading the plants and their fruits to destruction.