• Silver-Y moth

  shades of brown to grey, but the most distinctive feature is the irregular white mark. The hindwings are brown with a broad, dark band along the margin [...] flower, often resting with their wings folded roof-like above the body. The female lays up to 2,000 eggs on the underside of the leaves of their host plant [...] sometimes with a black lateral line. The body has stiff hairs and is usually greenish with a light lateral line. Below the lateral line there is a dark dot

• Bacterial wilt, brown rot

  show signs of wilting during the day which may disappear in the early stages of infection. Under conditions favourable for the bacteria, the whole plant [...] is a plant pathogenic bacterium. It is a soil-borne disease and colonises the xylem, causing bacterial wilt and brown rot in a very wide range of potential [...] s roots on the stem. The vascular stem tissue is coloured brown and when the stem is cut, bacterial slime oozes from the wound. This is the way to distinguish

• Horiver Wetstick

  Insect pests are attracted to the colour of the sticky trap and get caught in the glue. Presentation Polysterene cards coated with wet sticky glue. Available [...] pieces Outer cards with glue at one side only Downloads Horiver Safety Data sheet Application Place traps in areas with high risk of pest infestation such [...] place black traps 15-25 cm above the ground for young plants and 50 cm above the ground for mature plants Replace the traps when largely covered by insects

• Grey mould

  cinerea ) is part of the foot rot complex, which causes rotting of the foot and may cause death of the plants. In cucumber and tomato the fungus causes lesions [...] compounds that kill the plant cells and then uses the content of the plant cells as nutrients. On the infected area, new spores are formed within a few days. Under [...] lesions on pruning wounds. These lesions may encircle the stem, so the part of the plant above the lesion wilts and dies. In vegetables and strawberry,

• Limonica Ulti-Mite

  Crops Do not use in tomato. Mode of action Predatory mites multiply in the sachet and disperse into the crop over a period of several weeks. Predatory mites [...] after 4 weeks if the pest is not controlled. Consult a Koppert advisor or a recognized distributor of Koppert products for advice on the best strategy for [...] in the crop, not exposed to direct sunlight Sachets already have an exit hole Hold sachets by the cardboard strip at the top, to avoid damaging the predatory

• Minusa

  parasitic wasps between the leaves of the crop in the morning or in the evening Dosage The dosage of Minusa depends on climate, crop and leaf miner density and [...] spp.). Mode of action The adult female parasitic wasps of Dacnusa sibirica preferably lay their eggs inside first and second instars of the leaf miner larva [...] larva. The parasitic wasps develop inside the leaf miner pupa. The adult wasp will emerge from the pupa. Visual effect It is not possible to see on the outside

• Tomato leaf miner

  to the ground. This occurs in the early morning. The larva crawls into the ground to pupate. A small percentage of the larvae remain hanging on the leaf [...] bacteria enter the plant tissue via the feeding spots. Life cycle and appearance of Tomato leaf miner The life cycle of a leaf miner has the following stages: [...] pupating, the grown larva cuts a sickle-shaped exit hole in the leaf with its mouth parts. After roughly one hour the larva crawls out of the leaf and falls

• Spidex Vital Plus

  evansi . Mode of action Predatory mites multiply in the sachet and disperse into the crop over a period of several weeks. They pierce the prey with their sucking [...] repeated biweekly if the pest is not controlled. Consult a Koppert advisor or a recognised distributor of Koppert products for advice on the best strategy for [...] in the crop, not exposed to direct sunlight Sachets already have an exit hole Hold sachets by the cardboard strip at the top, to avoid damaging the predatory

• Garden chafer

  on roots of grasses and clover. The adults feed on the leaves of trees like oak, hazelnut and birch and on the flowers and developing fruits of, for instance [...] and fruit crops but reduces the value of ornamental plants. Life cycle and appearance of Garden chafer The life cycle of the garden chafer ( Phyllopertha [...] General The garden chafer ( Phyllopertha horticola ) is a beetle from the Scarabaeidae family. It does most of its damage in the larval stage when it feeds

• Fusarium head blight or scab

  density. The foot of the plant is infected, either because the seedling was infected or by direct infection of the foot by overwintering inoculum. On the infected [...] General Fusarium is a group of soil-borne fungi with many different species. Fusarium is widespread and can infect a range of host crops. Many species [...] takes place as infection of the roots at the root tip or in small wounds, for example where lateral roots branch off from the tap root. Gibberella zeae