Diamond back moth

xylostella) is suggested to have its origin in Europe, South Africa or East Asia, but is now present wherever its cruciferous hosts exist and it is considered [...] species. It is highly migratory and wind-borne adults can travel long distances to invade crops in other regions. Damage symptoms The caterpillar is a surface [...] pupa is pinkish-white to pinkish-yellow and changes to brown before adult emergence. The adult of the diamond back moth (Plutella xylostella) is slender

Litchi moth

peltastica ) is native to Southern Africa and also occurs on the Indian Ocean islands of Madagascar, Mauritius, Reunion and Seychelles. Litchi moth is polyphagous [...] fungal growth and other infestations leading to fruit rot. Larva activity is detected by the presence of brown granular excreta on the fruit surface.

Obscure mealybug

defoliation. The overall effect is a reduction of photosynthesis and therefore the yield. Flowers and fruit often drop off. Plant sap is rich in sugars, but low [...] similar appearance to the citrus mealybug (Planococcus citri) , but its body is covered with a thicker layer of wax, the filaments around the body are longer [...] markedly longer than the others. The obscure mealy bug ( Pseudococcus viburni ) is sometimes encountered on tomato, primarily at the foot of the stalk. In an

Oleander scale

fruits affects market value. In olives this is seen as green spots on purple fruits. Damage to foliage is particularly important in ornamentals . Heavy [...] greyish, dirty white or yellowy colour, round in shape, with a scale whose apex is off-centred. This scale resembles a miniature fried egg with a diameter of [...] Each female produces 30-175 offspring during her lifespan. At 30°C, there is a large reduction in fertility and high mortality in crawlers.

Cyclamen mite

General The cyclamen mite ( Phytonemus pallidus ) is a harmful strawberry pest as well as a common pest found in cyclamen, gerbera and other ornamentals [...] the flower buds, growing tips and young folded leaves, where the humidity is highest and they are protected from direct sunlight. In such spots, they are [...] and smaller than usual. In cyclamen, the flowers are damaged and leaf growth is inhibited. In hedera, a mite attack can cause baldness in parts of the stem

Western flower thrips

General The western flower thrips (Frankliniella occidentalis) is currently the most damaging thrips species in many greenhouse crops. The western flower [...] many vegetable and ornamental crops in greenhouses, and on various weeds. It is an especially significant pest in cucumber, sweet pepper, eggplants, and many [...] their excreta indicate their presence in the crop. The vigour of the plant is reduced by loss of chlorophyll. When infestations become serious the leaves

Broad mite

s latus ) resembles the adult, but is slightly smaller and has only three pairs of legs. The emerging adult mite is roughly 0.2 mm long, oval and broad [...] tips, young leaves and flower buds. The mechanism causing the deformation is not yet fully understood, possibly the mites, whilst sucking out the contents [...] of plant cells, secrete substances that disturb local growth. Leaf feeding is mainly concentrated on the underside near the leaf stalk, which tends to cause

Cryptolaemus montrouzieri

beetle Cryptolaemus montrouzieri is a species of beetle belonging to the family Coccinellidae. The beneficial insect is a small but highly effective predator [...] Pseudocous longispinus ) The natural enemy Cryptolaemus montriouzieri is available at Koppert as Cryptobug and Cryptobug-L . Mealybug species Citrus mealybug [...] use of Cryptobug and Cryptobug-L is 16°C/61°F. However, as Cryptolaemus montouzieri favors high temperatures, Cryptobug is most effective at temperatures

Tomato leafminer

belongs to the family of Gelechiidae . It is oligophagous, feeding mainly on Solanaceae species . The main host is tomato but it also feeds on other solanaceous

Monitoring