• Two-spotted spider mite

  protonymph, deutonymph, and adult. In the larval and nymphal stages, an active period and a resting period of roughly equal duration can be distinguished. Eggs [...] leaf surface can lead to loss of the crop. The nymphs and adults also produce webs, and plants can get completely covered with such webs in which the mites [...] webbing and spotting on the leaves affects the appearance of the crop. This is of particular concern in ornamental crops. Life cycle and appearance of Spider

• Macadamia nut borer

  fruit, part of the kernel may remain. A larva can consume several small nuts by moving from one fruit to another. This type of damage is small, and trees are [...] It is a quarantine pest and control procedures have to be carried out to enable export. Damage and symptoms Damage before shell hardening is caused by the [...] inside of the husk. Damaged nuts are shed by the tree. Appearance and life cycle of Macadamia nut borer The eggs are laid singly on young fruit and are flat

• Spidex Vital lives up to its promises

  more effectively and as they lay their eggs earlier, the population develops more rapidly.’ A sense of calm on the farm The increased effectiveness of Spidex [...] to develop into a game changer in spider mite control. It changes the rules of the game and is even more in control of spider mites . And the grower reaps [...] they create an effective mix. You can see them soon after they have been released and they get right down to doing their job.’ A tense moment Sjaak van Dijk

• California red scale

  result in loss of shoots and branches. The fruit can be affected at all stages and may even die. The stem can also be severely infected and appear completely [...] at a rate of one to three a day. The crawlers are mobile and very small, so they are spread easily by the wind and birds, as well as by humans and their [...] especially in the case of young citrus. Young trees can suffer greatly and die if the branches are lost. Life cycle and appearance of California red scale

• Greenhouse whitefly

  roses, gerbera and poinsettia. Damage symptoms The larvae of whitefly need a lot of protein for growth, and thus consume a large quantity of plant sap. This [...] feeding on plant sap can affect the physiology of the plant, as a result of which growth is retarded. In full sunlight, leaves can wilt and fall. Such leaf [...] whiteflies cause to a crop is the result of sucking out the sap from the plant leaves and secreting honeydew. This can have the following consequences: If the

• Pear rust mite

  quality and can downgrade a premium crop to processing grades. AI-generated visualization of Pear Rust Mite (Epitrimerus pyri). Damage symptoms of pear rust [...] populations cause negligible stress, heavy infestations under warm, dry weather favors population growth and can lead to severe fruit russeting and leaf bronzing [...] dry conditions (above 20°C and below 60% relative humidity) and spread to leaves and developing fruit, where their feeding causes the characteristic russeting

• Predatory mites

  Predatory mites can build up a population in the crop and control pests for a long period of time. Reduced pesticide dependence: The integration of predatory [...] predatory mites can lead to a reduction in the use of chemical pesticides, thereby lowering the ecological footprint of horticultural and agricultural operations [...] your preference and the type of crop. Monitoring: Regularly monitor the pest and predatory mite populations to assess the effectiveness of biological control

• Damping-off

  roots rot and very little of the root system survives. On the border between air and soil or substrate the plant turns brown. A typical symptom of a Pythium [...] stripping of the skin from the root cortex with a finger nail. Life cycle and appearance of Damping-off Pythium belongs to the Oomycetes, a separate group [...] considered a ‘weak pathogen’, meaning that it can usually only affect plants that are in a sub-optimal condition or suffer from stress, caused for example

• Macro-Mite

  thrips pupae 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 [...] Pests Eggs, larvae and pupae of sciarid flies ; thrips pupae, Lyprauta larvae. Mode of action The predatory mites feed on larvae of sciarid flies , thrips [...] Amblyseius swirskii , Neoseiulus cucumeris ) and/or Orius spp. Precautions Application of this product can cause sensitization or allergic reactions, we therefore

• Diglyphus isaea

  isaea is most effective at temperatures between 15°C and 25°C (59 and 77°F). Behaviour of the parasitic wasp Diglyphus isaea Diglyphus isaea is a parasitoid [...] as a result of which the leaf miner larva dies. A few days after being parasitized, the leaf miner larva turns flaccid and brown. Older larvae of D. isaea [...] nectar and honeydew. Life cycle and appearance of Diglyphus isaea Because Diglyphus isaea is an ectoparasite, all instars (egg, larva, pupa and adult)