How to deal with black aphids on tomatoes and cucumbers

How to deal with black aphids, there are many ways. Everyone chooses for himself. Experienced gardeners, gardeners share their experience, offering their effective recipes. The pest infects tomatoes, cucumbers on the open ground and in greenhouses. The fight against black aphids continues throughout the warm season, involves the use of folk remedies, biological products, insecticides.

Pest Features

Black aphids include several species of garden aphids. All insects are up to 5 mm long; body colors are blue, black, green, brown. Settle on the lower part of plants in numerous colonies, feed on juices. A photo of black aphids is located below.

Damaged aphids tomatoes, cucumbers stop growing, weaken, get sick. Deformed, leaves turn yellow, brown spots appear. Insects live in colonies, so they are clearly visible. Black dots cover the stem of the plant, leaves.

The aphid has a short life cycle. An adult lives for 2 weeks. During this time, the female manages to lay 150 eggs. Larvae begin sabotage immediately after birth.

Important!

In the middle of summer, a winged one appears. aphid - sexually mature individuals, ready for mating games. Having wings, the black aphid is able to migrate to other crops, it affects plants, shrubs, trees. Lays eggs closer to the roots. In this position, they will winter. In early spring, the insect will continue to develop.

It is necessary to process cucumbers and tomatoes from black aphids in early spring, even during planting of seedlings. Which way to choose, individual decision.

Biological methods of struggle

This group of methods for the destruction of black aphids helps to get rid of pests, to prevent infection of the land.

1. In late autumn, it is necessary to go around the entire garden, examine the twigs, bark, shoots. Deformed, broken off. Collect dry grass, burn. Dig the earth in the garden, under the trees.
2. In the spring, you need to plan the beds in a certain way. This way you can avoid the spread of aphids, infection of cucumbers, tomatoes. In different parts of the land to plant garlic, onions, parsley, calendula. Black aphids do not like these smells. Living plants will be a reliable protection.
3. Natural aphids are bugs, ladybugs. You can attract them to your site with dill. Just plant an umbrella plant between cucumbers, tomatoes.

Biological methods of control include special preparations that are produced on the basis of the vital products of bacteria, fungi, and other microorganisms. The drugs are absolutely safe for humans, plants, help get rid of black aphids in 10 days.

• drug Fitoverm;
• Py Spray Garden Insect Killer;
• Acarin;
• Arrow;
• 30 Plus.

Before use, preparations from black aphids are bred in water, a solution is prepared. Pour into a spray bottle, spray bottle, watering can with a wide tip. It begins to act immediately, but the effect is noticeable after 10 days.

Important!

Black aphid settles on trees and bushes. If there are a lot of it on cucumbers, tomatoes, it is worth inspecting the entire land - a garden, a garden. Pay attention to the presence of anthills.After all, it is the ants that spread aphids over all shrubs, trees, plants.

Chemicals

Black and green aphids become a real disaster in the garden. Cucumbers suffer most often from pests, followed by tomatoes. With severe infection of the site, you need to act quickly. An urgent result can only be achieved with the help of chemicals.

Benefits

The drugs act on the basis of a new generation of insecticides. Poisonous substances are relatively safe for humans, do not accumulate in cucumbers, tomatoes, following the instructions. Insects cause paralysis, death.

Important!

It is necessary to work with insecticidal substances in rubber gloves, a protective suit, and a respirator. The weather should be dry, calm. The best time is early morning, late evening. The solution is poured into a spray bottle and a spray bottle.

Black aphids on tomatoes die during processing. Mass death of pests is observed after 2 days. The drug retains the toxic properties of 20 or more days, depending on weather conditions.

Cons of chemistry

The disadvantage of this tool is a wide spectrum of action. Not only black aphids perish on cucumbers, tomatoes, but also beneficial insects. The bees that pollinate plants, ladybugs are natural enemies of aphids and other living things.

In case of violation of concentration, frequency of processing, toxic substances accumulate in the fruits. The last insecticidal treatment should be carried out no later than 20 days before the start of the harvest.

Overview of the most effective drugs

Remedies for black aphids are available in abundance. You can buy the right drug at any hardware store. When choosing a product, you should pay attention to the following products:

• Spark. Available in several variations. In addition to the active poisonous component, there are potassium supplements, anti-stress substances that help the plant quickly cope with the “shock”. Prevents re-infection. Retreatment is required after 15 days if live specimens of pests are noticed. Can be used on cucumbers in a greenhouse, open ground.
• Actara drug. One of the most common remedies for garden pests. The concentration of insecticide is rather weak. The active component quickly disintegrates when exposed to sunlight. But for the destruction of black aphids, even a minimal amount of poison is enough. The effect is noticeable immediately. Aphids on cucumbers, tomatoes will not be there the next day. To consolidate the result, repeated processing is required after 2 weeks.
• Karbofos. It is advisable to use a toxic drug with severe infection of a black aphid land. The drug acts instantly, retains properties for 20 days. Destroys adults, larvae of all generations.
• Tanrek. A systemic drug, quite effective.

If you can do without toxic chemistry, it is better to do it. A variety of folk recipes makes it easy to choose the most suitable means for getting rid of pests.

Folk recipes

Black aphids on tomatoes are something amazing. Since the tops of this particular plant are used to combat these pests. One way is to grind the tops, insist 5 days, boil for 2 hours, strain, add soap. Ready solution is sprayed with plants.

• Table vinegar in an amount of 200 ml, dilute in 10 liters of cool water, spray cucumbers, tomatoes. Repeat the procedure after 3 days. For prevention, this is done every week.
• 200 g wood ash dilute in 10 l of cold water, add 200 g of laundry soap. Processing is carried out repeatedly. A persistent effect is observed after 3 times with a frequency of 5 days.
• Dissolve 100 g tar soap in 1 liter of warm water. Add another 9 L of liquid. Spray the plants, paying particular attention to the bottom of the leaves.Birch tar not only expels aphids, but also treats cucumbers and tomatoes. Helps to recover quickly after an attack of pests, prevents the development of diseases.
• In 1 liter of warm water dilute 10 tbsp. spoons soda, 200 g of laundry soap. Stir well, add 9 liters of cold water. Soda is an excellent antibacterial agent.
• Grind garlicto get 1 cup of raw materials. Throw in 10 liters of water. Insist a day, put on the stove, boil for half an hour. Add soap. Garlic infusion is used twice with a frequency of 3 days. You can use only half of the product, leave the rest to stand for another 3 days. Before use, add soap.

In addition to the above, the following components are used in folk methods:

• ammonia;
• milk and iodine;
• Coca Cola;
• celandine;
• mustard;
• vodka;
• Green soap;
• Birch tar;
• tobacco;
• boric acid.

Folk remedy from aphids expels an insect from a plant, prevents infection. For the defense to work, it is necessary to periodically reinforce the effect.