• Goat moth

  widespread in Europe. Damage symptoms Feeding galleries are very extensive and the larvae burrow in all directions in both sap and hart wood. Attacks are usually [...] After the eggs hatch, the larvae bore into the bark and down to the sap wood. Development takes 3 or 4 years. The larvae feed on the wood most of the time [...] cycle and appearance of Goat moth The wingspan of the adults is 70-100 mm; body and wings are dull greyish brown, partly suffused with grey and marked

• Cactus mealybug

  They are actively mobile and known as ‘crawlers’. From the second instar on, they are covered with white waxy exudate and become more sedentary and only [...] roots. and flowers. Depending on the host plant species, infestations with cactus mealybug cause discoloration of the plants and later necrosis of the tissue [...] stop growing and will eventually die. Life cycle and appearance of Cactus mealybug Mealybugs get their name from the fact that the body of the females from

• Leek moth

  pupa and the adult moth. The eggs are small, white and elliptical and are laid singly on the leaf of Allium plants. After a wandering period on the leaves [...] of the posterior edge of the forewings. The hindwings are uniformly grey. The moth are active at night and rest during the day. Development time is temperature [...] sometimes affected in nurseries. Stored onions and garlic are also damaged. After hatching, the young larva explores the surface and mines the green leaves.

• Vine mealybug

  pupa and adult. The eggs are golden-yellow in color and are deposited in an cottony egg sac (ovisac) containing from 300-500 eggs. The nymphs are very [...] inflict damage on the crop in various ways: Nymphs and females extract the sap from the plant, stunting growth and causing deformation and / or yellowing of leaves [...] secretion of the mealybugs, reduces the ornamental value of the affected plants. Fruit and flowers are also fouled, rendering them unfit for sale, and the reduced

• Codling moth

  with ash-grey and a large, metallic, bronzy black ocellus on the hind part. The hindwings are brown. The eggs are about 1.3 x 1.0 mm, and whitish opalescent [...] year. The fully grown caterpillars of the last generation overwinter and pupate in spring. Larvae still in the apples at harvest can often be found in cracks [...] common in Europe. Damage symptoms After invading the fruit, the larvae first form a small cavity just under the skin. The entry hole can be seen and is usually

• Tomato moth

  turns a glossy black. The moths are nocturnal, hiding during the day in fissures in the ground, and are often only seen when they are startled, such as during [...] margin. The antennae are long and thin. Head and thorax are reddish-brown while the abdomen is a lighter grey-brown. The females of the tomato moth (Lacanobia [...] along the posterior edge of the forewing. As in most noctuid moths, the hindwing is greyish and lighter than the forewing, with a darker shadow at the margin

• Aphidius colemani

  typical of the Aphidiidae. First the host is examined by drumming with the antennae. This gives the wasp the information about whether the aphid is the right [...] Aphidius colemani The parasitic wasp is available in a bottle ( Aphipar ). Spread the material on rock wool slabs or in Diboxes Make sure the material remains [...] behaviour, which enables the wasps to track down and parasitize aphids , even when they are at low density. The behaviour of the female during egg-laying

• Buckthorn-potato aphid

  presence in the crop. Wingless females of the buckthorn- potato aphid are 1.1-2.4 mm long and bright pale green to yellowish green. The antenna are relatively [...] lower parts of the plants and are not very mobile. In autumn, winged males and females are produced, which return to the primary host buckthorn where they lay [...] short and barely exceed half the body length. The aphids overwinter as eggs on buckthorn. After emerging in spring, the aphids mainly feed on the underside

• Large raspberry aphid

  siphunculi. The cauda is short and triangular. Overwintering eggs of the large raspberry aphid are laid near the base of vegetative canes and hatch in spring. [...] emerging in spring, the aphids mainly feed on the underside of leaves and start to reproduce parthenogenetically. They are very mobile and drop from the plant [...] presence in the crop. Wingless females of the large raspberry aphid are 2.6-4.1 mm long, pale to yellowish green with long antennae, legs and siphunculi

• Oak processionary moth

  twigs and covered by hairs from the female. The first instar larvae overwinter within the eggs and hatch in mid- or late April. They are nocturnal and feed [...] released in the air when the larvae are disturbed. After moulting, the previous stage's hairs remain on the exuvia, but can become airborne and are still [...] countries and also in parts of the Middle East. Damage symptoms The nests of caterpillars on infested trees are clearly visible. The larvae of the oak pr