• Whitefly

  appearance. Adult whiteflies are mostly found on the underside of young leaves where they lay their eggs. If the plant is shaken, the adults fly up, and [...] very effective for whitefly control. Sticky traps help monitor and capture adult whiteflies. With Koppert’s biological solutions for whitefly, professional [...] usually white or pale yellow in color. This is due to the wax produced by the adults, which is covering their body and wings. Some species have dark markings

• Neoseiulus cucumeris

  prey than adults, and thrips larvae killed by an adult mite are sometimes partly consumed by the nymphs. At 25°C under optimal conditions, an adult female [...] consists of the following stages: egg, larva, protonymph, deutonymph and adult. Eggs are laid on the underside of leaves on leaf hairs or in the axils of [...] The nymphs are larger than the larvae, have eight legs and are pale brown. Adult mites have eight legs, are light beige and have a flat, elongated body. They

• Green peach aphid

  different viruses and is thus rightfully feared by many growers. Nymphs and adults extract nutrients from the plant and disturb the balance of growth hormones [...] Aphids have a complex life cycle, with both winged and wingless forms of adults and a great variety in colour. When reproduction is asexual, the young aphids [...] transverse black bands across the body. Nymphs that develop into winged adults are often pink or red in colour.

• Diglyphus isaea

  subsequently turning black, and measuring about 1.5 mm. Adult stage: The appearance of the adult is already clearly visible. Pupae are often visible through [...] leafminer infestations, allowing it to adapt to changing pest pressures. Adult Diglyphus isaea does not feed on leafminers but sustains itself on nectar [...] Because Diglyphus isaea is an ectoparasite, all instars (egg, larva, pupa and adult) develop outside the host. Egg stage: A female wasp first paralyzes the leaf

• Rose aphid

  Aphids have a complex life cycle, with both winged and wingless forms of adults and a great variety in colour. In greenhouses, reproduction takes place [...] overwinters on rose bushes in the egg stage, although in mild winter some adults may continue to reproduce parthenogenetically. Large colonies of aphids

• Feltiella acarisuga

  the eggs, the midge larvae start to feed on spider mite eggs, nymphs and adults. They use their mouthparts to first immobilise their prey and then suck [...] The larvae also eat spider mites that are in diapause and can consume 15 adult spider mites or up to 50 mite eggs per day. They are aggressive and adapt [...] concentrations of spider mite, Feltiella acarisuga is a good control agent. The adults are not predatory and only need water and sugar. Life cycle of Feltiella

• Pepper weevil

  whether they fall to the ground or contain holes where eggs are laid or adults were hatched. Meanwhile, the larvae develop in flower buds and young fruit [...] severely damaged. Lifecycle and appearance of the pepper weevil Newly hatched adults have a light brown colour, with an oval body measuring 2 to 3.5 mm in length [...] after three to six days, this stage is fully complete and it becomes an adult. On average, the cycle takes 21 days.

• Western flower thrips

  develops in six stages: egg, two larval instars, prepupa, pupa, and finally the adult insect. The eggs of the western flower thrips (Frankliniella occidentalis) [...] white or yellowish to orange-yellow, with a large head and bright red eyes. Adult females are very variable in colour. They range from almost white through [...] prepupal and pupal instars do not feed and only move if disturbed. In the adults both pairs of wings are fully developed. Damage symptoms Thrips cause damage

• Thrips

  in green-houses belong to the family Thripidae. Recognize thrips Thrips adults can be identified by the following characteristics: Size and shape: Thrips [...] are usually pale or transparent in color and have a similar shape to the adults but are smaller and lack wings. One of the most distinctive features of [...] 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 shell. Before

• Caterpillars

  Sticky traps Pheromone traps support early detection and mass trapping of adult moths, while beneficial nematodes target caterpillar larvae. Sticky traps [...] while moth flying at night are usually inconspicuously brownish are greyish. Adult butterflies do not damage crops. Most of them feed on nectar. In contrast [...] noctuid or owl moths), which is the largest of all lepidopteran families. Most adults of this family are nocturnal. The caterpillars mostly pupate in the ground