• Chafers

  colour. The adult beetles fly in the evening, generally in June and July and land on trees to mate. During the night the females move to the ground to lay [...] General The chafers are beetles of the Scarabaeidae family. The larvae of both species live in the soil and feed on the roots of many plants. They are [...] their eggs. Eggs are shiny and white. The eggs hatch after about four weeks and the larvae start to feed on roots. The larvae are white-coloured, C-shaped

• Pea leaf miner

  roughly one hour the larva crawls out of the leaf and falls to the ground. This occurs in the early morning. The larva crawls into the ground to pupate. A small [...] damaged before the harvest is affected. The size of a leaf tunnel depends on the stage of development of the leaf, the species of host plant and the species of [...] miners cause damage to plants both directly and indirectly. The most direct damage is caused by the larvae mining the leaf tissue, leading to desiccation, premature

• Stratiolaelaps scimitus (Hypoaspis miles)

  and other soil-dwelling insects. The mites appear in and on the soil and at the base of plant stems. The reduction of the infestation level occurs at a slow [...] soil-dwelling organisms. The larvae do not feed. Nymphs and adults prey mainly in the upper 1-2 cm of the soil. Adult females consume up to 4.5 thrips pupae per [...] length of up to 1 mm. The body is pale with a clearly visible brown dorsal shield, brown legs, and brown mouthparts. The females are larger than the males, and

• Click beetles

  feed on the roots of many plants. Damage symptoms The click beetles feed on the roots and bore into the base of plants. This can cause the plants to wilt [...] brown to black. The eggs are laid in May or June in groups in the soil. They hatch about one month later and the larvae start to feed on roots. The larvae [...] larvae pupate in the soil in summer. The adults appear about 4 weeks after pupation, but usually remain in the soil until the following spring.

• Cabbage leafroller

  opening bud to the growing tip, while older caterpillars eat a hole in the shoot and hollow it out, causing the shoot or growing point to wilt and die [...] rest, the wings are held folded almost horizontally over the body. The antennae are thin and of medium length. The moths fly when it is dark. The yellow [...] of 10 to 90 pieces and covered with a gelatinous layer on the upper side of leaves, preferably on major veins or depressions in the epidermis. The caterpillar

• Black vine weevil

  regions. It belongs to the family Curculionidae. Damage symptoms The major damage is caused by the feeding of the larvae on the roots. After the roots have been [...] again. The full-grown larvae pupate in spring in the soil. The depth where the pupae can be found varies between 2 and 20 cm. Pupae are white to cream coloured [...] temperate climates, the small (0.7 mm diameter), spherical white eggs are laid from the beginning of July until around the end of October. The larvae that hatch

• Orius laevigatus

  and feeding on the soft bodies of their prey. The predatory bug Orius laevigatus is used for the control of the following pests: Thrips The natural enemy [...] at least 50 insects in order to establish a population and encourage mating Make sure the material remains undisturbed at the introduction site for a few [...] hours after application The dosage of Thripor-L depends on climate, crop and thrips density and should always be adjusted to the particular situation. Start

• Trianum effectively controls Pythium in cucumber

  of production at the end of cultivation. Whole mats and whole rows had to be rejected, and the fungus would spread through the gutters to adjacent mats. [...] fewer chemicals,’ he explained. The biggest threat to his crop is thrips , especially during the darkest period of the year. ‘Nature basically shuts down [...] sorts of conditions have a bigger impact on the beneficials than on the thrips, which means I need to be alert. The same goes for caterpillars , since there’s

• Spidex Vital Plus – Effective spider mite control in a sachet

  are now able to build of defense lines to both control the mites in the hotspots and prevent further infestation of the crop’. Reasons to use Spidex Vital [...] hotspots no chance The innovative rearing system created by the sachets of Spidex Vital Plus allows Phytoseiulus persimilis to multiply in the sachet and disperse [...] into the crop over a period of several weeks, extending the efficacy. Spidex Vital Plus has been specifically developed to build up defense lines to control

• Macrocheles robustulus

  (not on the plastic) The dosage of Macro-Mite depends on climate, crop, planting medium and pest density and should always be adjusted to the particular [...] Macrocheles robustulus is used for the control of the following pests: Sciarid flies (fungus gnats) Thrips Lyprauta larvae The predatory mites feed on larvae [...] flies , thrips pupae and other soil-dwelling insects. The mites appear in and on the soil and at the base of plant stems. Feeding behaviour of Macrocheles