• Podcast with Tech On Demand: A Biological Approach to Spring IPM, featuring Koppert’s Heidi Doering

  March 7, 2025

  known as the editor of Tech On Demand, the email newsletter discussing technical topics in the horticultural industry. In his companion podcast, he and his [...] listen. Be sure to stay tuned until the very end! Heidi has worked with Koppert for the past decade and is one of the most well-informed plant experts regarding [...] National Ornamental Crop Lead and Technical IPM Consultant for the Midwest Region. She fills Bill in on what she’s seeing and hearing as spring production

• Very few greenhouse crops are safe from whitefly

  July 19, 2022

  Now what? The Spread of Whitefly Swirski-Mite: First Aid for Problems with Thrips and Whitefly The Benefits of Integrated Pest Management The greenhouse [...] greenhouse whitefly and tobacco whitefly can survive in various locations and have a wide range of host plants: the insect targets vegetable and ornamental crops [...] under glass in particular. The greenhouse whitefly and tobacco whitefly can thrive on a wide range of different host plants from all manner of families.

• Dibox

  that are not available in sachets. How to use Dibox Application Fold out the Diboxes Pour the material into the Diboxes Hang the Diboxes close to or at [...] Dibox for the application of biological products when it is necessary to apply close to a hotspot. This mainly counts for parasitic wasps and products that [...] working conditions for Dibox Depending on humidity the Diboxes can be used for multiple introductions of the natural enemies.

• Whitefly – small pest, big problem

  February 2, 2023

  is one of the most serious. The larvae and mature insects can pick up the virus before transmitting it in the adult stage. Even more misery The tobacco [...] yellowing of flower stems in gerbera, and severe yellowing of the leaves of green beans. Other symptoms include chlorotic spots, falling fruit and/or leaves [...] negatives. The larvae of the tobacco whitefly inject enzymes into the plant, causing damage. This can include irregular ripening in tomatoes and peppers,

• Thrips: a tiny pest with big consequences

  February 2, 2023

  tries to repair the damage and produces antibodies against the attackers. All this costs a lot of energy, which comes at the expense of the yield. Compare [...] they prick the upper cells of a plant and suck them dry. The drained cells then fill with air and take on a silvery color. Adjacent cells may also die off [...] off. But the damage symptoms also differ by thrips species and by crop. And that's not all: thrips can also cause a loss of vigor and production. So put

• Unveiling new packaging designs for Horiver sticky trap portfolio

  January 8, 2024

  incorporates a zoom-in effect, emphasizing the capturing and monitoring functionalities of the product. 'The transparent upper part in the packaging now also [...] also carry the Horiver brand on the packaging.' Horiver sticky traps Among the widely adopted products in the Horiver range are sticky cards and Rollertraps [...] After the successful rebranding of our natural enemies, microorganisms, and pollination products during the first half of 2023, it is now our sticky trap

• Reducing our CO₂ footprint, one bottle at a time

  August 6, 2025

  a more sustainable version of our 1L bottle that fits both the environmental goals and the practical needs of growers. The new bottles are made from 50% [...] recyclability, reducing the number of materials in our products and testing other formats like 100ml bottles and buckets, which will follow the successful 1L bottle [...] portfolio. To ensure the continuous quality, safety and performance of our beneficial insects the new packaging had to be thoroughly tested. The results we received

• Koppert appoints Hans Peters as Chief Executive Officer

  April 28, 2026

  experience and a fresh perspective, while also understanding the importance of our heritage and long-term vision. As we move into the next phase of our development [...] Unilever, NS and Eneco, and most recently served as CEO of Priva. Hans has developed a genuine passion for the agriculture sector, driven by the unique mix [...] transition period of two months, Paul Koppert and Henri Oosthoek will return to their roles on the Supervisory Board. As of July 1st, the Executive Board

• Time For A Tune Up

  February 27, 2026

  visits and in-depth visitor reports (VRs). Potential problems can be identified quickly before getting out of control, and any blind spots in the existing [...] al challenges and restore the natural balance of our planet. Founded by cucumber grower Jan Koppert in 1967, the company understands the challenges growers [...] existing IPM program can be promptly found and remediated. Starting with an overview of the crop and current BioSolution in place, Koppert Technical Consultants

• Fall Potting Recommendations

  August 15, 2025

  Koppert brings a weath of plant health research to the industry of the past six years through their world-leading R&D labs and a network of 35+ field consultants [...] nutrient availability and fast moving results. It is formulated to enhance the natural microbial community in the rhizosphere, aiding in nutrient accessibility [...] For the upcoming fall potting season, Koppert recommends starting your crops with a good foundation with the addition of two living microorganisms. TRIANUM™