Cannabis aphid

analysis of the head is required to distinguish them. The hop aphid is common in North American hops production; there have been unconfirmed reports of Phorodon [...] flowers and stems to overwinter and produce the next generation of aphids in the spring. In greenhouses, sexual reproduction is very rare and only triggered [...] from Colorado in 2016 and is now widespread throughout that state and Oregon. Its range also includes several other states and parts of Canada. The cannabis

Mottled arum aphid

they produce large amounts of honeydew, which provides an excellent substrate for the growth of black sooty mould. Large areas of mould covering the leaves [...] a cosmopolitan distribution and a wide host range. In temperate climates it is primarily a pest in greenhouses where it attacks many ornamentals, including [...] appearance of Mottled arum aphid Aphids moult four times before reaching adulthood. With each moult they shed white skin, betraying their presence in the crop

Lyprauta

earthworms of the family Enchytraeidae. Life cycle and appearance of Lyprauta The adults of the three species can be distinguished by the wing pattern of adults [...] been associated with root damage in potted orchids, especially in greenhouses in the Netherlands. Dutch farmers call these larvae potworms, however, they [...] adults. Adults of P. trinidadensis have a variation of dark-coloured markings spread over their wings. Adults of L. cambria have a large dark-coloured mark

Brown soft scale

appearance of Brown soft scale The scale of the female is flat, usually an elongated oval shape, 3-4 mm long, yellow-green or light grey in colour, with [...] colour of the scale darkens as the female ages. The size, shape and characteristics of the female also vary with different host plants. The middle of the [...] soft scale Coccus hesperidum is very common in tropical and sub-tropical regions and is also a common pest in greenhouses throughout the world. C. hesperidum

Tomato russet mite

was detected for the first time in Australia and is a pest in tomatoes in all areas where they are grown. Other members of the plant family Solanaceae may [...] and the rest of the body. All mobile stages have only two pairs of legs, whereas other mite groups have four pairs. Eggs are roughly 0.05 mm in diameter and [...] affected to a lesser extent. Life cycle and appearance of tomato russet mite All life stages of the tomato russet mite are extremely small and difficult

Cotton aphid

complex life cycle, with both winged and wingless forms of adults and a great variety in colour. In greenhouses reproduction takes place by parthenogenesis [...] therefore need to extract large quantities of sap to get sufficient protein. The excess sugar is secreted in the form of honeydew, making the crop and its fruit [...] been a pest in European greenhouses since the late 1980’s, particularly affecting cucumber. About Cotton aphid Life cycle and appearance of Cotton aphid

Akanthomyces muscarius

muscarium ) is a species of beneficial fungi commonly used in biological pest control . This fungus is known for its effectiveness in controlling various insect [...] ly friendly method of pest control in agriculture and horticulture. Best conditions for use Akanthomyces muscarius The efficacy of Akanthomyces muscarius [...] proliferates, ultimately leading to the death of the insect host. This process is often facilitated by the production of enzymes and toxins by the fungus, which

Sciarid flies

particularly problematic in cuttings and other young growing plant material. Life cycle and appearance of Sciarid flies The life cycle of sciarid flies has the [...] areas in dark places, with a lot of organic material. They occur the whole year round. The eggs are minute (0.1 to 0.25 mm) and yellowish white in colour [...] parts. Pupation takes place in a small hole in the ground. Pupae are white, but later become yellow to brown. The posterior end of the pupa remains mobile

Effective control with Chrysopa-E!

conducted tests in various crops with good results. Extreme number of predators By using an earlier phase of lacewing - the natural enemy of aphids , mealy [...] biocontrol of aphids, mealy bugs and Echinothrips Aphids and mealy bugs are difficult to control and an increasing problem in many crops in which hotspots [...] using an earlier phase of lacewing - the natural enemy of aphids, mealybugs and Echinothrips – growers can now tackle hotspots of these harmful pests more

Predatory insects

Predatory insects Predatory insects play a vital role in biological pest control in agriculture and in maintaining ecological balance. From predatory bugs [...] various pests, making them valuable in biocontrol. There are different species of lacewings, but they share common traits in their feeding habits. Lacewing [...] are known to be highly efficient predators, capable of consuming a significant number of aphids in a short period. Aphidalia , featuring the ladybug species