• Municipality Doetinchem: Entonem nematodes managing oak processionary caterpillar

  biodiversity in the centre, and public opinion is quite sensitive to spraying here. We worked in consultation with distributor Mertens and decided that in spring [...] There are many oak trees in the forests and plantations around Doetinchem. Marc van Rijswijk is the spokesman for Buha, the implementing organization for [...] management. Buha manages some 9000 solitary oak trees withing this municipality. In 2020 the level of infestation with the oak processionary caterpillar within

• Larvanem

  can be beneficial. Ask your Koppert representative/distributor for more information Spray in the evening (or morning in some cases) allowing nematodes [...] insects in the root zone turn red to brown but may be difficult to find, due to rapid degradation. Pack size 50 million – 1 sachet of 50 million in a box [...] box. 500 million – 2 sachets of 250 million in a box. 2,500 million – 10 sachets of 250 million in a box. Developmental stage Infective third-stage larvae

• Entomite-M

  or twice, or until control is achieved. Consult a Koppert advisor or a recognized distributor of Koppert products for advice on the best strategy for your [...] sciarid flies , 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 [...] Start introduction preventively or as soon as the first pests are detected in the crop. Introduction rates typically range from 100-500 per m 2 /release

• Heidi Doering Cited As Integrated Plant Health Expert

  May 18, 2026

  HortiDaily.com has cited Koppert’s National (US) Ornamental Crop Specialist, Heidi Doering, as the featured industry expert in their article, The Shift [...] online site. The article appears in the May 4th, 2026 issue of the platform’s daily newsletter. Quoted extensively in the article, Heidi explains the recent [...] mite resistance in garden mums. One of the most well-informed plant experts of the day regarding ornamental IPM, Heidi has worked for Koppert for the past

• Amblyseius andersoni

  Amblyseius andersoni is also available in breeding sachets ( Anso-Mite Plus ). In this case the predatory mites multiply in the sachet and disperse into the [...] white. Adults are about 0.5 mm in size. Predatory mites are usually found on the lower surface of the leaves, often in the corner of the main vein and [...] laid on the underside of leaves, often in the axil of veins. They are oval, white and are approximately 0.14 mm in diameter. The larvae have six legs, are

• Spidex Vital lives up to its promises

  experiences in using the new product are positive. ‘I’ve known Phytoseiulus my whole life,’ the cucumber grower begins. On his three-hectare farm in Pijnacker [...] explanation Sjaak received from consultant Ron Delissen and with what Koppert promised in the leaflet, he tells us. ‘Spidex Vital immediately gets to work on [...] Vital still has to prove itself in such dry conditions. I want to see what happens. However, it is a new product and Koppert may provide amended recommendations

• Anso-Mite

  intervals or until control is achieved. Consult a Koppert advisor or a recognized distributor of Koppert products for advice on the best strategy for your [...] (e.g. European red mite, Panonychus ulmi ) and rust mites. Crops Do not use in tomato. Mode of action Predatory mites use their piercing mouthparts to extract [...] stored for 1-2 days. Storage temperature 10-15°C/50-60°F. Storage conditions In the dark, provide ventilation to prevent CO 2 accumulation. Recommended for

• Ercal

  000 pupae. Presentation Cardboard strips with 5 cards each, wrapped in plastic, in a cardboard box, each card holds 60 parasitized whitefly pupae. Carrier [...] switch to the use of En-strip or Enermix . Consult a Koppert advisor or a recognized distributor of Koppert products for advice on the best strategy for your [...] mounting hole Make sure not to touch the pupae during handling Suspend the cards in the crop, if possible approximately 75 cm under the plant head Avoid hanging

• Tobacco aphid

  ) probably evolved from the peach potato aphid in the Far East and is a key pest of tobacco crops in both the United States and South America. The tobacco [...] tobacco aphid ( Myzus persicae subsp. nicotianae ) is also encountered in a range of crops in greenhouses, such as sweet pepper, aubergine, chrysanthemum, and [...] occurs early enough in the season, the death of young plants. Retarded growth and defoliation reduce yield. Plant sap is rich in sugars, but has a low

• Encarsia formosa

  e , widely recognized for its role in biological control, particularly in the management of whitefly populations in various agricultural and horticultural [...] transparent to brown in colour. The pupa of E. formosa is unique among the species of Encarsia , in that it is formed immediately beneath and in contact with the [...] switch to the use of Enermix or Ercal . Consult a Koppert advisor or a recognized distributor of Koppert products for advice on the best strategy for your