Impatiens thrips

as a consequence of the trade in foliage plants. Impatiens thrips (Echinothrips americanus) has a wide range of hosts. In addition to many ornamental plants [...] weeds in greenhouses. About Impatiens thrips Life cycle and appearance of Impatiens thrips Impatiens thrips (Echinothrips americanus) develops in six stages: [...] themselves can shrivel. Echinothrips americanus is often found low in the crop. In sweet pepper the damage can be seen as discolouration of older leaves

Thripex-Mini

exit hole. Place sachets in sheltered positions on the crop (no direct sunlight). Measures improving the moisture balance in the sachets, such as placing [...] negative impact on their quality. In case you do need to store Thripex Mini, please follow the instructions below. Koppert B.V. is not liable for any loss [...] insert sachets into the center of the container at time of hanging. Installing in the middle of the plants (shaded) and with the bottom edge of the sachet touching

Onion thrips

thrips (Thrips tabaci) usually pupate in the ground, although pupae can also be found on leaves, in flowers or in other sheltered places. The prepupal and [...] develops in six stages: egg, two larval instars, prepupa, pupa, and finally the adult insect. The eggs of the onion thrips (Thrips tabaci) are laid in leaves [...] petals and in the soft parts of stalks. They are inserted into the plant tissue with a saw-like ovipositor. Larvae are light to yellowish green in colour,

Cutworms

reach 4 cm or more when fully grown. The caterpillars may be encountered in the soil in a characteristic, circular position. Pupa are brown to dark brown and [...] eggs are white at first but rapidly turn darker. They are laid separately or in batches on the ground, or on the plant close to ground level. The larvae are [...] several hundred eggs. There are six to seven larval stages. Pupation takes place in the ground. Depending on the temperature, the development from egg to adult

Click beetles

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 [...] fully grown the larvae pupate in the soil in summer. The adults appear about 4 weeks after pupation, but usually remain in the soil until the following [...] of plants. This can cause the plants to wilt and die. Damage is more severe in young plants. Life cycle and appearance of Click beetles Adult Agriotis sp

Spotted Wing Drosophila

the start of its invasion in 2008/2009, the spotted wing drosophila, which is originally from Asia, has spread extensively in North and South America and [...] unripe fruits. The larval development takes place in the fruit. The larvae pupate either fully or partly in the fruit, or outside the fruit on the ground. [...] and Europe where it has caused severe yield losses in many berry crops, cherries and grapes. Life cycle and appearance of Spotted wing drosophila Adult

Black vine weevil

sulcatus, is a pest in many ornamental crops (e.g. rhododendron, cyclamen and azalea), as well as in strawberries and other fruit crops in both temperate and [...] egg, 6 or 7 larval instars, a pupal instar and the adult beetle. In temperate climates in the Northern hemisphere, the first adult weevils appear around [...] inside of a plant pot and its contents, under lumps of e, in vegetation and under planks etc . In temperate climates, the small (0.7 mm diameter), spherical

Pherodis

production date when stored in a freezer (-18°C), and 1 year when stored in a refrigerator (4-6°C). Storage temperature Preferably in a freezer (-18°C), and [...] pheromones to other areas Application Place the dispenser in the trap and place the trap in the right position as indicated for the particular trap Wash [...] effective for a maximum of 6 weeks Dosage In general two or four dispensers per hectare. Combined use Use in combination with a suitable trap. Storage

Diamond back moth

often stick to leaves and frequently hide in crevices near the bud. In cauliflower and broccoli, pupation may occur in the florets. Initially, the pupa is [...] They are deposited singly or in small groups of two or ten eggs on both the upper and lower surface of leaves, preferentially in depressions, and rarely on [...] The diamond back moth (Plutella xylostella) is suggested to have its origin in Europe, South Africa or East Asia, but is now present wherever its cruciferous

Chafers

smaller; about 13-15 mm long and reddish-brown in colour. The adult beetles fly in the evening, generally in June and July and land on trees to mate. During [...] chafers are beetles of the Scarabaeidae family. The larvae of both species live in the soil and feed on the roots of many plants. They are a serious pest that [...] and wilting of plants. Damage can be severe on young plants and especially in grassland and turf. There, secondary damage is often caused by birds and small