Thrips are omnivorous insects, so no houseplant is safe from them. Often pests affect ficuses, dieffenbachia, dracaena, but most of all they love flowering plants: violets, peonies, orchids, chrysanthemums, especially if they have blue buds. Thrips easily get into the apartment and multiply quickly, so you need to be able to recognize them, know the prevention and control measures
How to recognize thrips on houseplants
Thrips grow on average up to 1.5-2 cm, have an elongated body and wings, with which they easily move from one plant to another. Pests use their proboscis to pierce leaves or sprouts and suck the juice out of them. Thrips reproduce by laying eggs. They are almost invisible, as they are most often located on the back of the sheet.
Signs of a thrips infection:
- when visually examining the leaves of plants with a magnifying glass, you can see adult dark individuals, their lighter larvae or white eggs;
- the appearance in a chaotic manner of pale stripes on the surface of the leaves;
- small circles with holes on the leaves – thrips drank juice from them;
- black weedy areas on leaves that are easily visible. These are pest feces;
- damaged leaves and flowers wither and fall off;
- young shoots of the plant are bent;
- when gently shaken onto a white sheet, adults or larvae fall from the plant, transmits Sadovnikam.ru.
Causes of thrips
Thrips love low humidity, poorly ventilated, musty rooms. They are attracted to rooms where the temperature is +24°C and above. Thrips can get into the apartment from the street on clothes or with a new plant bought from a store. The probability is especially high if there is a summer cottage, since thrips also affect garden crops.
How to destroy the pest:
- First of all, it is necessary to isolate all infected plants. At the same time, they must be carried carefully so that the thrips do not fall from the bush.
- Remove all flowers and buds from the plant, as this is where the pest likes to lay its eggs.
- Wash the plants with a warm shower
- Remove the top layer of soil from the pot or completely transplant the plant into new soil. It is important to carefully examine the root system of the flower during transplantation.
- Carefully treat plants with chemicals, but away from children and animals. It is best to do this outside if it is warm, or in the bathroom. It is important to remember to wear a mask and gloves. It is recommended to leave pots with processed flowers behind a closed door for several hours. Drugs against thrips: “Aktara”, “Fitoverm”, “Confidor”, “Aktellik”, “Vertimek”.
- After treatment, floors should be washed to remove chemical residues and possible fallen thrips larvae.
- Repeat the procedure after one or two weeks.