European red mite

yellowish red, and more slender and tapered near the hind end. The development from egg to adult goes faster at higher temperatures and takes approximately [...] (apple, pear, plum and cherry). However, it can attack a large scale of other woody plants and is occasionally a problem on roses and other ornamentals [...] onion. Adult females are about 0.4 mm long, brick red, and oval shaped with white hairs on their back and white spots (tubercles) at the base of the hairs;

Circular scale

lower and central parts of mature trees. Circular scale prefers the leaves, but in high infestations it may spread to fruits, stems and trunks, and may cause [...] beneath is yellow and up to 1.7 mm long. The adult male is 0.7 mm long and has a single pair of wings. First-instar nymphs are 0.3 mm long and have legs, but [...] cause yellowing of leaves, premature leaf and fruit drop, and stem dieback. First signs of an infestation are dark-purple to reddish-brown or black spots

Flies

Drosophila suzukii , has recently developed into a major pest on soft fruits in Europe and North America. Sciarid flies and shore flies are mainly a problem [...] immediate result of larvae feeding on root hairs and tender roots as well as stem and leaf tissue and fruits. The lesions caused by feeding larvae provide [...] Sciaridae ( sciarid flies ) and Ephydridae (shore flies). The larvae of these insects generally live on rotting plant material and are mostly found in the

Spotted Wing Drosophila

spread extensively in North and South America and Europe where it has caused severe yield losses in many berry crops, cherries and grapes. Damage symptoms [...] blueberries, strawberries) and stone fruits (e.g. cherries, plums) being particularly susceptible to infestation. Life cycle and appearance of Spotted wing [...] used to penetrate the skin of the host fruit and for laying the egg into the fruit. Eggs are white, 0.6 long and 0.2 mm wide. Each egg has two respiratory

Aphelinus abdominalis

material remains dry and at its introduction site for a few days The dosage of Aphilin depends on climate, crop and aphid density and should always be adjusted [...] in length, with short legs and short antennae. Females have a black thorax and yellow abdomen. Males are slightly smaller and their abdomen is a slightly [...] s The parasitic wasp Aphelinus abdominalis is effective between 15 and 35°C (59 and 95°F). Behaviour of the parasitic wasp Aphelinus abdominalis Once the

Bacterial wilt, brown rot

well in water and in many different soil types and on alternative hosts like weeds. It invades the plants through wounds or stomata and then spreads into [...] pathogenic bacterium. It is a soil-borne disease and colonises the xylem, causing bacterial wilt and brown rot in a very wide range of potential host plants [...] potato, field symptoms of Ralstonia solanacearum are wilting and yellowing of leaves and stunted plants. Inside, vascular browning is common with bacterial

Drososan

coinciding with the beginning of the adult flights and fruit development in surrounding trees and shrubs. Traps will be less effective once fruit starts [...] of traps required depends on local factors such as climate, crop and pest density and should always be adjusted to the particular situation. The trap density [...] Use the Drososan trap for monitoring and trapping spotted wing drosophila in combination with Fruit Fly Attractant . Pests Spotted wing drosophila ( Drosophila

Precautionary measures for product allergies

off your gloves, shoes and clothes before taking off your mask. Clean your clothes and shoes at your workplace if possible and do not take them home, to [...] to cats, pollen, and dust mites, it is also possible to be allergic to the natural substances in predatory mites , feeder mites, and supplementary feeding [...] you are not allergic, but come into close and prolonged contact with certain substances, you could still develop an allergy. On this page, we advise you

Plant health

Glasshouse potato aphid

both winged and wingless forms of adults and a great variety in colour. When reproduction is asexual, the young aphids are born as developed nymphs. They [...] squat, of medium size (1.8 - 3.0 mm long) and oval in shape. It has a light yellow-green to brown-green colour, and has an overall shiny appearance. Antennae [...] anholocyclic (no eggs are laid) and holocyclic (winter eggs are produced) lifecycles. There is no alternation of hosts, and the two types of life cycles occur