• About bumblebees

  rather than nectar, and transfer more pollen to the pistils with each visit Bumblebees promote higher rates of cross-pollination, and visit many more blooms [...] Bumblebees are safer for you and your employees as they are much less aggressive than honeybees Production of bumblebees The natural life cycle of the bumblebee [...] Effective pollinators Bumblebees are known to be easy, efficient and reliable pollinators. These are the benefits of bumblebees: Bumblebees provide maximum

• Chrysoperla carnea

  nectar and honeydew and most will fly out of the greenhouse. Life cycle of Chrysoperla carnea You can recognize the different life stages of the green [...] hairs. The larvae are not easily observed and are mainly active at night, sheltering under the plant or the rim of the pot, during daylight hours. The larvae [...] habitats. They are pale green or white in color and are attached to the substrate by a slender stalk. Larval stage: Green lacewing larvae of Chrysoperla carnea

• Black vine weevil

  within the stems of the plants. Both adult beetles and larvae are polyphagous and feed on a large number of plant species. High populations of larvae can destroy [...] in vegetables and fruit crops but reduces the value of ornamental plants. Life cycle and appearance of Black vine weevil The life cycle of the black vine [...] May. They are approximately 7 - 10 mm long, brownish black and have dull yellow spots on their back. The wing covers are grooved and fused with the body

• Oak processionary moth

  markings and a wingspan of ca. 30 mm. The adults emerge and fly between the end of July and mid September. The eggs (with up to 300 eggs per batch) are laid [...] amongst other health problems (see above). Life cycle and appearance of Oak processionary moth The adults have grey forewings with white and darker grey [...] ea ), is a major pest of oak in many European countries. The common and scientific names of this moth refer to the behaviour of the larvae to form long

• Aphidius colemani

  remains dry and is not moved from its introduction site for at least a few days The dosage of Aphipar depends on climate, crop and aphid density and should [...] wasps to track down and parasitize aphids , even when they are at low density. The behaviour of the female during egg-laying is typical of the Aphidiidae. [...] similar to that of Aphidius spp. The aphids do not die at once but usually continue to feed and secrete honeydew. Second and third instar aphids are preferred

• Beetles

  Coleoptera is the largest of all insect orders and displays an enormous variety of form, size and habit. A number of species are a serious pest in crops [...] species are very capable fliers but others cannot fly at all. Beetle damage Both larvae and adults of beetles can cause damage to crops. The larvae of some [...] Coleoptera, a well-known group of insects that are easily recognizable on account of their hard wing covers (elytra). With more than 350,000 known species

• Orius laevigatus

  systems. Both adults and nymphs of Orius laevigatus are voracious predators, adept at piercing and feeding on the soft bodies of their prey. The predatory [...] behaviour of Orius laevigatus Orius laevigatus is a predator feeding on thrips . The prey is pierced with the mouthparts and the body contents are consumed [...] They are also cannibalistic. In pollen producing plants, younger Orius nymphs are mainly found on the leaves, whereas older nymphs and adults are mainly

• Adalia bipunctata

  bodies with distinct black and orange markings. Adalia bipunctata larvae are often covered in spiky hairs and move actively on foliage in search of prey [...] conditions for use of Adalia bipunctata Adalia bipunctata is most effective at temperatures between 15 and 30°C (59 and 86°F). Feeding behaviour of Adalia bipunctata [...] color. They are typically laid in clusters on the undersides of leaves near prey concentrations. Larval stage: The larvae of Adalia bipunctata are the primary

• Pepino mosaic virus

  subsequent infections with aggressive isolates of the same virus and, therefore, the symptoms of the disease do not develop and there are no yield or quality [...] infection and can significantly impact the yield and quality of crops like tomatoes. Typical symptoms are: Leaves & stems Nettle-like heads and/or bubbling [...] to prevent symptoms of PepMV is cross protection. With this technology, the plants are purposely inoculated with a mild isolate of the PepMV. This prevents

• Glasshouse potato aphid

  colour, and has an overall shiny appearance. Antennae are marked by a number of darker bands, and their length exceeds that of the body. The legs are also [...] anholocyclic (no eggs are laid) and holocyclic (winter eggs are produced) lifecycles. There is no alternation of hosts, and the two types of life cycles occur [...] growth above with lumpy leaves and curled leaf margins. The immediate effects of piercing by the aphids are visible in lower leaves in the form of yellow patches