• Cabbage looper

  voracious appetite and can daily consume up to three times their body weight. Plants can be severely defoliated and stunted. Life cycle and appearance of [...] to the leaf, and are a yellowish or greenish white colour. The Larvae hatch after 3 to 4 days. Since their legs are confined to the front and rear of the [...] be found in crops such as tomato, pepper, some cucurbits, soybean, sesame and cotton. One of the reasons why this plague can be serious is that the moth

• Cutworms

  black cutworm Agrotis ipsilon and the turnip moth Agrotis segetum . The larvae of these moths usually feed on roots and plant parts close to the ground [...] seedlings. Third to seventh instars become negatively phototaxic and feed mostly at night and hide in the ground during the day. Damage from these instars [...] because of partial cutting. A larva often cuts one plant and quickly moves on to other plants and continues cutting. Therefore, relatively small populations

• European corn borer

  pest of maize and has also been reported to attack apple, strawberries, peppers and other plants. It is present in Europe, North Africa and North America [...] are smaller and produce fewer kernels per ear. Life cycle and appearance of European corn borer The adults have a wingspan of 22-32 mm and pale yellowish [...] attack. Later, frass and holes are easily visible on stems, or on the apical part of maize ears. Larval tunnelling weakens the stalks and causes them to break

• Common asparagus beetle

  spots. Eggs are oval and black to greenish brown and laid singly or in rows of 3 to 10 eggs, standing perpendicularly on the branches and leaves of the asparagus [...] a pupal instar and the adult beetle. Adult common asparagus beetles ( Crioceris asparagi ) have a shiny blue head, black antennae and a red thorax. The [...] black heads and three pairs of stout, light brown legs. When fully grown, the larvae drop to the ground to pupate. The adult stage overwinters and starts a

• Click beetles

  the roots and bore into the base of plants. This can cause the plants to wilt and die. Damage is more severe in young plants. Life cycle and appearance [...] feigning death and then suddenly propel themselves into the air with a audible click. Hence their name. Their larvae are called wireworms and feed on the [...] are 6-10 mm long and yellowish brown to black. The eggs are laid in May or June in groups in the soil. They hatch about one month later and the larvae start

• Pepper weevil

  Meanwhile, the larvae develop in flower buds and young fruit, causing the stalk and calyx to turn yellow before wilting and dropping off. When you see fruit on [...] ‘snout’ which is longer than their head and prothorax. Two days after hatching and feeding, they begin to copulate and subsequently lay eggs in the flowers [...] white colour and eyes which are yellow at first, and become darker after a few days; after three to six days, this stage is fully complete and it becomes

• May beetle

  similarities between the adults and larvae of this genus, they are usually treated as a single group, sharing similar habits and biology. The larval stages [...] parts of the plant, as the larvae only feed on root hairs and organic material during the first and second instars. When they move to the next stage, the larvae [...] larger plant roots, which later leads to signs of wilting and stunted growth. Lifecycle and appearance of the may beetle The adults belonging to the majority

• Green peach aphid

  least 100 different viruses and is thus rightfully feared by many growers. Nymphs and adults extract nutrients from the plant and disturb the balance of growth [...] making the crop and its fruit sticky. Black fungal moulds ( Cladosporium spp.) grow on this honeydew, contaminating fruit and ornamental crops and rendering [...] tips. Life cycle and appearance of green peach aphid Aphids have a complex life cycle, with both winged and wingless forms of adults and a great variety

• Tobacco aphid

  aubergine, chrysanthemum, and various pot plants and cut flower crops. Damage symptoms Nymphs and adults extract nutrients from the plant and disturb the balance [...] making the crop and its fruit sticky. Black fungal moulds ( Cladosporium spp.) grow on this honeydew, contaminating fruit and ornamental crops and rendering [...] viruses. Life cycle and appearance of Tobacco aphid Aphids have a complex life cycle, with both winged and wingless forms of adults and a great variety in

• 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