• In Memoriam Peter Koppert

  June 21, 2023

  lose our dedicated founder, a loving husband, father, father-in-law, grandfather, and brother. His death leaves a deep void in our hearts. Peter fulfilled [...] fulfilled an unforgettable role in the history of Koppert. He got involved in his father's cucumber business at a young age. Together, they started the search [...] along with his wife Diny, implemented biological pest control in their cucumber crop and in greenhouses of growers nearby. Soon after his father became ill

• How to protect bumblebees in cold

  place the hives above the crop. Managing humidity in winter While dehumidifying tunnels/greenhouses in winter, it's essential to keep an eye on the bumblebees [...] When temperatures drop during the winter months, bumblebees face challenges in surviving the cold conditions to maintain their productivity. We understand [...] bumblebees and their performance. Right climate for bumblebee pollination in greenhouses In tunnels or greenhouses, the morning temperature needs to rise quickly

• New Approach Significantly Reduces Aphids in Soft Fruits

  March 21, 2019

  shops in the Netherlands, Belgium, Germany, Austria, and countries in Scandinavia. The huge expansion of raspberry cultivation in particular in Spain, [...] Morocco, and in greenhouses in the Netherlands prompted him to become the first grower of small fruits under artificial lighting in greenhouses in 2016. It [...] quality and an increase in production. Particularly in spring, Dutch raspberries have a lovely quality to them that can be marketed in the niche segment. I

• Certainty in the quality of every sachet and bottle of our predatory mites

  April 16, 2025

  is in optimal condition to protect their crops. Bertha's unique connection with predatory mites reinforces her conviction to ensure they arrive in perfect [...] earth. Commitment to biological excellence Bertha found in Koppert the perfect place to merge her love for plants with her commitment to ecological management [...] critical factor that ensures the mites arrive in optimal conditions at their destination. Innovation in packaging also plays a crucial role: different

• Optimal placement of bumblebee hives

  the day. In case of insufficient shade, additional measures should be taken, especially in autumn when the Wireless Beehome System is closed. In times of [...] temperatures, protect your bumblebees from heat . Low light condition (Winter) In winter, choose a spot where the hives receive early sunlight, typically on [...] height of 1.4 meters above the ground, particularly in dense crop areas. On the darkest days of winter, consider placing the hives above the crop near the

• Bedding plants

  eschscholzia Tender annual or perennial plants are planted in a protected environment in late winter: begonia, chrysanthemum, arguranthemum, lobelia, petunia [...] perennial plants used in gardens and parks. There is a wide range of plants especially produced to demonstrate coloured flowers in spring and summer. They [...] They are easily divided in four different categories: Hardy annual plants which are planted directly into the soil already early in the season: sunflower

• Aphids

  betraying their presence in the crop. There are two types of aphid species: those that change to other host plants in the winter, and those species that [...] reproduce asexually on their summer host plant, migrating to their winter host plant in autumn, where they reproduce sexually and lay eggs that overwinter [...] or woody, while the winter host plants are hardy, woody perennials. Aphids that do not alternate between host plants also mate in the autumn and lay eggs

• What is Thripex Plus?

  May 30, 2018

  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 [...] approach in ridding plants of pests. To conclude, Thripex Plus, that sachet you found in your new plant is not dangerous to you, your loved ones, or your [...] day. If you have in one way or another come across a potted plant you may have noticed a small pouch hanging on the plant or on a stick in the soil. Don’t

• Frequently Asked Questions about Bumblebees

  November 15, 2018

  survives the winter, honeybees are particularly sensitive to these. In the case of bumblebees, only the queen hibernates and survives the winter. Bumblebees [...] with honeybees is that bumblebees fly in substandard weather conditions. For example: temperatures lower than 55°F in light rain, cloudy or foggy conditions [...] fly better in conditions with poor light (for example, high tunnels/hoop houses, shade cloth and hail netting) and they fly around your crop in a more criss

• Melon

  are: Watermelon ( Citrullus lanatus var. lanatus ) Muskmelon ( C. melo ) Winter melon ( B. hispida ) Cantaloupe Honeydew Sugar Melon Galia melon