• Supplementary Feeding for Biological Control: A Complete Guide

  July 24, 2024

  persist longer in the crop. This can provide a big advantage, both in terms of providing food to prevent starvation in low prey situations and in ensuring a [...] supplementary feeding for biologicals, the pros and cons, types of feeding products available, and provides insights on how to apply them effectively in the crop [...] available in crops, many species of generalist predators engage in cannibalism negatively influencing population growth. Supplemental feeding provides many

• 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

• Canadian Thrips in Greenhouses & Grow Rooms

  September 19, 2024

  South Asia. In recent years it has become an up-and-coming pest in North America appearing in places like Hawaii in the early 2000s, Florida in 2020, and [...] plants, living in warm greenhouses. It is not believed to over-winter in colder climates. To identify these thrips, the main thing to look for in the adults [...] growers and clients, often invisibly in the form of eggs deposited in leaf or flower tissue. This is especially evident in tropical and exotic ornamentals where

• Spidex Vital Plus – Effective spider mite control in a sachet

  spider mite but prefers to feed on younger stages. Tim Bossinga, Product Manager: 'By placing the sachets strategically in and around identified hotspots [...] easy to use. Introduce the sachets in and around hotspots and repeat biweekly. Spidex Vital Plus sachets can be used in combination with Spidex Vital bottles [...] the sachets of Spidex Vital Plus allows Phytoseiulus persimilis to multiply in the sachet and disperse into the crop over a period of several weeks, extending

• Limonica: breakthrough in large-scale production of a complex predatory mite

  August 5, 2025

  combination of in-depth knowledge, technical breakthroughs, and strategic collaboration, Koppert has succeeded in making Limonica available in commercial volumes [...] produce to robust upscaling The challenge was not only in the rearing itself, but especially in scaling up to commercial volumes during peak periods. "We [...] Koppert apart is its deep-rooted expertise in the production of natural enemies, built up since its foundation in 1967. “Those years of experience form the

• Using Predatory Mites, but still having Thrips Issues? Close the Gap in your Thrips Control Program

  July 16, 2024

  clothing, pets, or flying in from outside. Once in the growing space, thrips immediately begin damaging plants by a combination of feeding (piercing the cells [...] found on the plants. They will feed on any mobile thrips in the crop (larva and adults). For larger thrips species more common in tropical plants, it is best [...] thrips life stages is the most common issue in failed thrips control programs. Thrips are a widespread threat in most environments, entering growing spaces

• Northern Corn Rootworm

  yellowish green in colour. They appear in late July and remain in corn fields until first frost. Females lay their tiny, white eggs in the soil at the [...] plants in late summer/early fall and each can lay up to 300 eggs. Northern corn rootworm eggs remain dormant in the soil through fall and winter until late [...] devastating pest of cultivated corn in North America, with losses and management expenditures totaling over 1 billion dollars. In Eastern Canada, the northern

• 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 [...] Aphididae, a family containing many species that cause damage in cultivated crops. Aphids feed on the sap of plants using their piercing-sucking mouthparts [...] reproduce asexually on their summer host plant, migrating to their winter host plant in autumn, where they reproduce sexually and lay eggs that overwinter

• European red mite

  generations in one year. The European red mite overwinters in the egg stage; the “winter eggs” are laid in the wooden parts of the host plants in autumn. European [...] Rosaceae grown in greenhouses. It originates from Europe (as can be seen from the common name, European red mite) but is now distributed in all important [...] important apple growing areas of the world. Damage symptoms Feeding of European red mites on leaves of trees causes initially brown spots on the leaves and when

• Shallot aphid

  ornamentals . The shallot aphid is cosmopolitan and widely spread in Europe. Damage symptoms Feeding of shallot aphid on strawberries invokes a strong host plant [...] cycle, with both winged and wingless forms of adults and a great variety in colour. In greenhouses, reproduction takes place by parthenogenesis, with unfertilized [...] and there is no sexual stage in the life cycle. No eggs are produced. Myzus ascalonicus is cold hardy and overwinters in sheltered places and greenhouses