Orchid requires special care, is demanding on lighting, temperature, and does not tolerate insect pest. Small aphid able to destroy a flower in a short period of time, if not timely respond to the situation. How to get rid of aphids on orchids, all lovers of the original plant wonder.
Signs of infection
Aphids penetrate the pot with orchids in several ways - through open windows during ventilation, with shoes, clothes, from neighboring plants. Initially, small bugs hide on the back of a wide sheet, no one pays special attention to them. Insects take root, settle, breed.
On a note!
Gray, black, green, white, red, yellow, brown aphids start on the orchid. Control methods are used similar for all types of pests.
The parasite multiplies rapidly. Within 2 weeks, the flower becomes completely infected. At one time, the female reproduces up to 40 larvae. You can notice the presence of insects with the naked eye:
- Leaves lose their elasticity, wrinkle, turn yellow.
- Inflorescences do not bloom, flowers quickly fall.
- On the underside of the leaf, a colony of small insects not larger than 3 mm in size is visible on the stems.
A photo of an infected orchid is presented below.
Ways to kill insects
You can fight aphids on orchids with chemicals, biological, folk remedies, mechanically.
- The mechanical method of extermination consists in removing insects with your fingers, washing off with a stream of water. The soil should be washed, treated with a solution of potassium permanganate, dried.
- Biological products are the means of a new generation. Affect aphids by infecting it with bacteria, fungi. Poison with poisons that are formed during the life of some microorganisms. The effect is observed for a week, protective properties last 14 days. Spraying orchids is allowed indoors.
- Chemicals act on the basis of a wide spectrum of insecticides. The effect is noticeable the next day. Most insects die during spraying. The tissue of the leaf is absorbed within 1 hour. Protective properties last about 30 days.
- Folk remedies drive out aphids, do not allow re-settling. Their action is based on substances with a strong odor. To prepare the solution, use soap, spices, decoctions of plants, vinegar, ammonia and much more.
Fighting at home with aphids on orchids is much easier than in the garden. It is enough to exterminate the colony of insects, to prevent re-infection.
Folk remedies
When you see small insects on an orchid, you should not immediately run after the poison. You can get rid of aphids with homemade drugs. It is necessary to do them immediately before spraying the plant:
- 50 g are dissolved in 1 liter of water at room temperature table vinegar;
- mix 1 tbsp. spoon baking soda, salts, add 1 liter of water, 10 g of laundry soap;
- grate 10 g tar soap, dilute in warm water;
- mix spices - red, black pepper, coriander, mustard, cinnamon, add a soap base;
- dilute in water wood ash, add laundry soap;
- chop garlic, pour 1 liter of cold water, insist a day, add a soap base.
In parallel with this, you should look at all the flowers, remove them away from the orchid, and if necessary, treat with a product.
Biological products
The right product can be bought at any flower shop. It is necessary to act quickly if a gray apple aphid in orchids is wound up. The selected product is dissolved in water according to the instructions, a flower is sprayed from the back of the leaf, stems. Avoid getting the solution on the flowers.
On a note!
The effect occurs within a week. Re-treatment is carried out to consolidate the effect after 7 days. During work with biological products rubber gloves should be used.
The most effective aphids on orchids are:
- Arrow;
- Entobacterin;
- drug Fitoverm;
- Confidor;
- Jaguar.
White aphids on orchids reproduce rapidly, causing significant damage to the plant, it is more advisable to use chemicals to fight the parasite.
Insecticides
Systemic agents instantly destroy small pests, larvae, prevent re-infection:
- Spark double effect. Available in the form of powder, tablets. The active ingredient is cypermethrin. Broad-spectrum insecticide. It is safe for humans, animals, provided that they are used correctly.
- Aktara. The most common drug among gardeners, gardeners, flower lovers. Available in a dosed sachet. For 1 liter of water, 1/3 of the dose is required.
- Tanrek. An effective remedy destroys aphids within an hour. It is quickly absorbed by orchid leaves, retains the poisonous properties of 20 days.
Spraying is carried out outdoors or in a well-ventilated area.
Aphids do not tolerate moisture, to prevent infection, you should spray the leaves with cool water every night.