• Protect Poinsettias From Whiteflies

  April 15, 2025

  growing importance of IPM in today’s world. A Step-By-Step Guide To Whitefly Control A lot of basic whitefly questions are answered in this detailed guide. [...] have their roots in tomato crops but needed several key changes to be effective for poinsettias. Knowing those changes helps in building a stronger IPM program [...] Isarid™ Is A Grower-Approved Ally Against Pests In Ornamentals Green Valley Greenhouse of Ramsey, Minnesota is an ornamental grower with a wide range of

• Optimum Conditions for Bumblebees

  April 5, 2019

  increase in the use of assimilation lighting in tomato crops required an adaptation of the Natupol system. Assimilation lamps emit a lot of red light; a color [...] grow lights in order to find their way around. That is not easy: finding the hive takes a lot of time and the bumblebees are almost literally in the dark [...] can only fly out in favorable light conditions. You can therefore prevent them losing their way as a result of the assimilation lighting in the greenhouse

• Effective Control of Spider Mite and Thrips

  July 6, 2020

  falling temperatures lead to a decrease in the level of infestation. Western Flower Thrips Frankliniella occidentalis on a leaf Thrips Thrips should always [...] Crop? Keep a Close Eye on Thrips Ten Facts About Thrips Biocontrol for Spider Mites Spider mite and thrips are pests that are bound to turn up in strawberry [...] your options. Spider mite Although, the spider mite is always a threat, this doesn’t mean that a crop will always suffer. There are ways to keep spider mites

• Koppert at IPPS Louisville

  October 1, 2025

  representing the Koppert team at the IPPS Conference in Louisville. Chris has spent his career working in a variety of nursery crops. Collaborating with growers [...] Conference in Louisville, Kentucky, October 14–17, 2025. Learn from three days of informative tours and sessions on propagation and production, in the “home [...] sessions include a Day of Plants focusing on Great plants forgotten that should get more attention . Koppert supports propagators in their efforts to control

• New Sachet Improves Spider Mite Control

  November 1, 2018

  Following the success of a newly patented packaging concept by Koppert Biological Systems, Spical Ulti-Mite will soon be available in a high-tech foil sachet [...] be available as of 7 November. Extensive research has resulted in a sachet that creates a better environment for the predatory mite to build up its population [...] sachet that ensures consistent performance in variable climatic conditions. Compared to other regular paper sachets in the market, the Spical Ulti-Mite foil

• Sustainable Cultivation Goes Much Further than Pests and Natural Enemies

  April 23, 2018

  policies in place in many parts of the world,’ says Peter Maes, presenting his view on the future at the headquarters of Koppert Biological Systems in Berkel [...] interactions would allow us to cultivate crops in a much more natural and therefore more sustainable way and in many cases actually prevent outbreaks of diseases [...] technology used in the research is becoming ever cheaper. ‘Take the genome, for example. Around ten to fifteen years ago, performing a read-out of a genome was

• Frequently Asked Questions

  May 7, 2018

  crop. Q: How many bees are in a bumblebee hive? A: There are on average 250 bees in each hive. Q: How many hives do I need? A: If Koppert bumblebees are [...] hive doors in this position for a few hours following sunrise to ensure all of the bees have returned to the hives. Reopen the hive doors in the morning [...] placed? A: Orders should be placed a minimum of 14-16 weeks prior to delivery. Call for last minute availability. Q: When should hives be put in the crop

• What is Thripex Plus?

  May 30, 2018

  basket from a friend or a family member to brighten up your day. If you have in one way or another come across a potted plant you may have noticed a small pouch [...] plants when present in large numbers. They come in many various species depending on the environment and location the plant was grown in. The cucumeris is [...] the future of a more sustainable and responsible approach in ridding plants of pests. To conclude, Thripex Plus, that sachet you found in your new plant

• Sized for Success: Introducing the 125k Entomite-M for Cost-Efficient IPM!

  November 30, 2023

  125k in the same-sized packaging as our 50k as well ! This gives you a few key advantages, the first of which will be a significant reduction in freight [...] Fungus Gnat blow-ups, they leave a bit to be desired in terms of longevity in the growing media and require reapplication on a weekly basis for best results [...] it's not a linear decrease, we've concentrated our predator to carrier material volume vs. the 50k by 2.5x, and you'll see a decent chunk less in freight

• Koppert Launches NatuGro System for California Strawberry Growers

  November 13, 2018

  announced the introduction of its new NatuGro System in the California strawberry market. NatuGro features a proprietary combination of micro-organisms, bio [...] form a physical barrier along the surface of roots, giving soil pathogens no room to establish Bio-stimulants that activate beneficial organisms in the [...] These include: VIDI PARVA : a cold-pressed plant extract from plant-based materials with root-stimulating properties VIDI FORUM : a cold-pressed extract of