• Impatiens thrips

  deposited in the leaf tissue, while subsequent stages are found on the upper- and undersides of the leaf. Pupation occurs on the leaf rather than on the ground [...] exclusively on the leaves and is often present on weeds in greenhouses. Damage symptoms Thrips cause damage to plants by piercing the cells of the surface [...] ground. The prepupae and pupae remain immobile on the leaf tissue. Adults are found on both upper- and undersides of the leaves. This species of thrips is relatively

• Cabbage moth

  with white spots, and the abdomen is a pale, greyish brown. The moth flies only at dawn and dusk, hiding in the crop during the day. Several days after [...] with the youngest a transparent yellow to grey-green with a characteristic brown-black head capsule. After the third moult, the caterpillar is green with [...] instars, the relatively large head capsule is conspicuous. In older instars, the lighter colour of the bands between the body segments gives them a characteristic

• Garden chafer

  feeds on roots of grasses and clover. The adults feed on the leaves of trees like oak, hazelnut and birch and on the flowers and developing fruits of, [...] General The garden chafer ( Phyllopertha horticola ) is a beetle from the Scarabaeidae family. It does most of its damage in the larval stage when it feeds [...] planted cuttings. The beetles are only active at night, taking round bites out of the leaves, starting from the edge. This damage is usually not a problem in

• Potato aphid

  General The potato aphid ( Macrosiphum euphorbiae ) is of North American origin, but is these days distributed throughout the world. It is a highly polyphagous [...] from the plant and disturb the balance of growth hormones. As a result, the plant’s growth is retarded giving rise to deformed leaves or, if the infestation [...] protein. The excess sugar is secreted in the form of honeydew, making the crop and its fruit sticky. Black fungal moulds ( Cladosporium spp.) grow on this

• Beetles

  to the control of aphids . Beetles undergo a complete metamorphosis, that is, the larvae do not resemble the adult at all, and must pass through a pupal [...] before reaching the adult stage. Larvae have biting mouthparts and mostly feed on the same food as the adults. The pupae do not make a cocoon and will [...] damage by feeding on fruits, flower buds and leaves depending on the species. Life cycle of beetles Beetle control videos Take a look at the video or go to

• Southern European marshland pyralid

  overlapping in a tile-like fashion on both the upper and lower surface of leaves close to the veins, or low on the stem or stalk close to the ground. The pinkish [...] which occurs about a week later, the young larva is visible within the egg. The full-grown caterpillars are 20 to 30 mm long and have a creamy white colour [...] colour. Along the dorsal surface of the body there are pairs of dark dots. The dark head is also conspicuous, as are the four dark dots behind the head capsule

• Aphidoletes aphidimyza

  directly on the soil or rockwool slabs or hang it in-between the plants Do not scatter the contents Once emerged, the adult gall-midges will leave the bottle [...] can vary from a few minutes to several hours, depending on the age and nutritional condition of the predator, as well as the size of the prey. Life cycle [...] settings. The predatory gall midge Aphidoletes aphidimyza is used for the control of the following pests: Aphids Aphidoletes aphidimyza is available at

• Thrips

  of the leaf. The larvae are smaller than the adults and lack wings. Depending on the species, thrips either pupate on the plant or in the ground. The pre-pupal [...] patches on leaves and the black dots of their excreta indicate their presence in the crop. At a later stage, the empty cells become desiccated and the adjacent [...] six stages: the egg, two larval instars, a pre-pupa and a pupal instar, and finally the adult insect. The eggs are kidney-shaped and have a white or yellow

• Shore fly

  has the following stages: egg, three larval instars, a pupa and the adult fly. The eggs are laid singly and are bean-shaped. A first instar larva is translucent [...] translucent and their body is cylindrical. The larvae are found in the top layer of damp soil, where they also pupate. The adult shore fly is black, about 4 to [...] often in the vicinity of water. They feed on algae. Other shore fly species have diverse feeding habits but the larvae of most species feed on rotting material

• Thripex-V

  Sprinkle material on leaves or put small heaps on rockwool slabs Make sure the material remains on the introduction site for at least a few hours after [...] Application Turn and shake the bottle or bucket gently before use Bottle: Push the centre of the cap to open the dosage hole Bucket: Use a spoon to distribute [...] Thripex-V depends on climate, crop and pest density and should always be adjusted to the particular situation. Start introduction as soon as the first pest mites