Long-tailed mealybug

growth and causing deformation and / or yellowing of leaves, sometimes followed by defoliation. The overall effect is a reduction of photosynthesis and therefore [...] Fruit and flowers are also fouled, rendering them unfit for sale, and the reduced level of photosynthesis in the leaves also reduces flower and fruit [...] auxiliary buds and prefers a warm, humid environment. Damage symptoms Mealybugs inflict damage on the crop in various ways: Nymphs and females extract

Tomato russet mite

are slightly curled and acquire a silvery sheen on the underside. Later they become brown and brittle. Badly affected tomato leaves and stems lose their trichomes [...] brown colour, and in serious cases they may snap. The fruit can also be affected, and when this happens in tomatoes, the skin becomes coarse and turns reddish [...] rapid and affected leaves dry out quickly. The damage is first seen on the lower part of the plant and moves upwards as the mites ascend. Life cycle and

Impatiens thrips

ornamental plants it also attacks sweet pepper, cucumber and eggplants. It lives exclusively on the leaves and is often present on weeds in greenhouses. Damage [...] surface tissues and sucking out their contents, causing the surrounding tissue to die. The resulting silver-grey patches on leaves and the black dots of [...] stages are found on the upper- and undersides of the leaf. Pupation occurs on the leaf rather than on the ground. The prepupae and pupae remain immobile on the

Broad mite

both males and females is different to the others and not used for walking. The larvae stay in their larval cuticle for one or two days and then emerge [...] but is slightly smaller and has only three pairs of legs. The emerging adult mite is roughly 0.2 mm long, oval and broad, and pale yellow or yellow-green [...] peppers, but also aubergine, tomato and cucumber. Additionally, many ornamental crops such as azalea, begonia, gerbera and cyclamen are also affected. Outside

Citrus mealybug

distribution and many and diverse host plants. In temperate regions of the world this mealybug poses a problem in greenhouse horticulture, and in the tropics [...] croton and kalanchoë, but also in roses and gerbera. Additionally, the citrus mealybug ( Planococcus citri ) can also appear in cucumber, melon and aubergine [...] the crop in various ways: Nymphs and females extract the sap from the plant, stunting growth and causing deformation and / or yellowing of leaves, sometimes

American serpentine leaf miner

premature leaf-fall and cosmetic damage. In tropical and subtropical areas this can lead to burning in fruit such as tomato and melon. Loss of leaves [...] highly polyphagous and thus lives on many host plants such as chrysanthemum, gerbera, gypsophila, celery, sweet pepper, pea, bean and potato. In greenhouses [...] gerbera and chrysanthemum. Today the insect is widespread across the whole world. Damage symptoms Leaf miners cause damage to plants both directly and indirectly

Cyclamen mite

enormous damage, and with heavier infestations plant growth is arrested and the flower buds are so badly affected that they shrivel and die. Damaged strawberry [...] become brittle, turn brown or silvery and die. Flowers and young fruits become brown near the base. Life cycle and appearance of Cyclamen mite The life [...] are species that feed on fungi, algae, plants, as well as insect and mite predators and parasites. Those living on plants can cause considerable damage

Tomato leaf miner

bryoniae) has many host plants and has caused crop damage in many parts of the world, including North Africa, Europe and northern Asia. In warmer regions [...] pepper, lettuce, melon, chrysanthemum and gerbera. Damage symptoms Leaf miners cause damage to plants both directly and indirectly. The most direct damage [...] desiccation, premature leaf-fall and cosmetic damage. In (sub-)tropical areas this can lead to burning in fruit such as tomato and melon. Loss of leaves also

Cotton leafworm

economic importance. It originates in Egypt, and is currently found in Africa, the Canary Islands, the Middle East and parts of Mediterranean Europe including [...] pupation, caterpillars crawl to the ground and settle in the surface layers. The pupa is 15 to 20 mm long and reddish brown in colour. The forewings of [...] including the Balearic Islands, Madeira and the Azores. Damage symptoms Most of the damage is caused by the older caterpillars which are voracious leaf feeders

Diamond back moth

flower buds, flowers and young seed pods, causing loss of pods and seeds. Life cycle and appearance of Diamond back moth The oval and flattened eggs of the [...] cruciferous hosts exist and it is considered to be the most universally distributed lepidopteran species. It is highly migratory and wind-borne adults can [...] chlorophyll-rich green areas of stems and pods causing whitening of the crop. Heavily damaged plants appear stunted and will, in most cases, die. On rapeseed