• Chilli thrips

  commonly known as the chilli thrips, is an emerging pest of significant concern in greenhouse cultivation. Known for its ability to damage a wide variety [...] and grey in colour. Life cycle is short and completed in 15 to 20 days as many as 25 overlapping generations per year. Reproduction is both by sexual and

• Black leg of seedlings

  substrate the plant turns brown. A typical symptom of a Pythium infection is the easy stripping of the skin from the root cortex with a finger nail. Life cycle [...] Pythium belongs to the Oomycetes, a separate group of microorganisms and is therefore not a real fungus. It survives as oospores, resting spores which are [...] General Pythium is considered a ‘weak pathogen’, meaning that it can usually only affect plants that are in a sub-optimal condition or suffer from stress

• Flowering potted plants

  indoors and are used as ornamental houseplants in countries with colder climates. Kalanchoe is a tropical, succulent flowering plant and a genus that consists [...] large red, white and green leaves, especially around Christmas. Begonia is a perennial flowering plants and belongs to the family of Begoniaceae . The genus [...] to pink, red, orange, peach, yellow and purple. Phalaenopsis is also known as the moth orchid. Its genus consists of some 60 species. The Phalaenopsis is

• Codling moth

  embryo is visible as a red ring. The larvae are up to 20 mm long, initially whitish and later pale pinkish white, with a brown head and a pale anal plate [...] towards the core and eats a large proportion of the flesh, leaving behind brown frass. The entry point is then greatly enlarged as the tissue beneath is eaten [...] appearance of Codling moth The adults have a wing span of 15-22 mm, blackish-brown forewings, suffused with ash-grey and a large, metallic, bronzy black ocellus

• Bugs

  control Learn more about What are bugs? Heteropteran bugs form a group in the order Hemiptera , a highly diverse group of insects, containing both harmful and [...] deformation of growing points. They also cause tissue damage and deformed growth as a result of toxic substances that they inject into plants while feeding. [...] their body when at rest. The wings overlap each other exposing the scutellum, a prominent triangular region of the thorax between the wing bases. This dis

• Cryptobug-L

  adjusted to the particular situation. Start introduction preventively or as soon as the first mealybugs are detected in the crop. Introduction rates typically [...] intervals of 1-2 weeks, or until the pest is controlled. Consult a Koppert advisor or a recognized distributor of Koppert products for advice on the best [...] grape mealybug combine with Citripar . Storage time after receipt Apply as soon as possible after receipt. If necessary, the product can be stored for 1-2

• Tea mosquito bug

  to the plant tissues at the time of feeding causes reddish brown patches. As a result punctured snot to dry and die, curling of leaves, badly deformed and [...] antonii attack cashew nut guava, neem and tea. Damage symptoms Helopeltis is a sucking pest. Nymphs and adults are damaging stages which suck the sap from [...] spots and subsequently drying of the shoots. Severely affected bushes look as if they have been torched by fire. Life cycle and appearance Adult is slender

• Damping-off

  substrate the plant turns brown. A typical symptom of a Pythium infection is the easy stripping of the skin from the root cortex with a finger nail. Life cycle [...] Pythium belongs to the Oomycetes, a separate group of microorganisms and is therefore not a real fungus. It survives as oospores, resting spores which are [...] General Pythium is considered a ‘weak pathogen’, meaning that it can usually only affect plants that are in a sub-optimal condition or suffer from stress

• Apple collar rot

  General Phytophthora cactorum is a plant pathogen that causes root rot, rhizome rot of strawberry, apple rot, apple collar rot and crown rot. It has an [...] range. Damage symptoms Phytophthora cactorum causes seedling damping off, a reduced root system and black discolouration of the roots. On the foot, dark [...] s in roots, infected tubers and bulbs or in the soil in different stages: as oospores (sexual overwintering spores), sporangia (special structures which

• Beetles

  of form, size and habit. A number of species are a serious pest in crops or stored products. There are many useful beetles as well. For instance, ladybirds [...] food as the adults. The pupae do not make a cocoon and will already display many similarities with the adults. The adult beetles usually possess a pair [...] aphids . Beetles undergo a complete metamorphosis, that is, the larvae do not resemble the adult at all, and must pass through a pupal instar before reaching