• Green peach aphid

  January 1, 1970

  grey-green, pink or red in colour. They appear matt, never glossy. Winged individuals have a brown-black head and thorax and a yellow-green to green or even reddish [...] 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

• Caterpillars

  January 1, 1970

  leaves, stems and fruits, causing serious damage to greenhouse and field crops. Their feeding reduces photosynthesis, weakens plants and directly affects [...] on leaves and young shoots, and their enormous feeding capacity can rapidly decimate a plant. Very small caterpillars are not able to chew and therefore [...] intact. Flowers, fruits and growing tips can also be eaten by larger caterpillars. Some species mine in leaves or bore holes into fruit or stems, making them

• Cotton bollworm

  January 1, 1970

  stop growing, mature rapidly, and drop off. In legumes, flowers are attacked, and seed pods may be pierced. Life cycle and appearance of Cotton bollworm [...] on young shoots near buds, flowers, fruits or on leaves. They are almost spherical with a flattened base and a diameter of about 0.5 mm. They are at first [...] five or seven stages may occur. Young caterpillars are yellowish-white to reddish-brown with dark spots. In later instars the head is mottled, and the body

• Broad mite

  January 1, 1970

  adult mite is roughly 0.2 mm long, oval and broad, and pale yellow or yellow-green, depending on the type and quantity of food consumed. Female mites have [...] their cuticle for one or two days and then emerge as adults. This stage is often considered a fourth stage called pupa, false pupa or quiescent nymph. The [...] peppers, but also aubergine, tomato and cucumber. Additionally, many ornamental crops such as azalea, begonia, gerbera and cyclamen are also affected. Outside

• Long-tailed mealybug

  January 1, 1970

  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

• Horiver Drystick

  January 1, 1970

  areas near doors, gable ends and lateral ventilation openings Attach traps to wires or sticks at max. 30 cm above the crop and adjust height when plants are [...] the glue gets saturated earlier with insects or dust and debris The silicone cover paper is perforated and can be removed in sections if required for monitoring [...] Drystick for trapping and monitoring different flying insects. The traps work particularly well for bugs such as Lygus spp. and Nesidiocoris tenuis. Pests

• Flies

  January 1, 1970

  in greenhouse and field crops, where they disturb plant growth, spread diseases and affect crop hygiene. Their larvae can damage roots and growing media [...] maintain healthy and high-quality crops. Biological control of flies combines targeted monitoring and natural enemies that reduce both larval and adult populations: [...] traps, lures, and attractants Insect traps Sticky traps Beneficial nematodes and predatory mites target fly larvae in the soil, while traps and attractants

• Western flower thrips

  January 1, 1970

  vegetable and ornamental crops in greenhouses, and on various weeds. It is an especially significant pest in cucumber, sweet pepper, eggplants, and many ornamental [...] more developed wing buds and longer antennae that are curved back over the head. The prepupal and pupal instars do not feed and only move if disturbed. [...] prepupa, pupa, and finally the adult insect. The eggs of the western flower thrips (Frankliniella occidentalis) are laid in leaves, flower petals and in the soft

• Cyclamen mite

  January 1, 1970

  leaves 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 [...] depending on the host plant and can resemble the damage caused by viruses. Infested leaves are twisted or curled, distorted, brittle and smaller than usual. In [...] 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

• Strawberry

  January 1, 1970

  About The so-called garden strawberry or Fragaria x ananassa , is nowadays extensively cultivated for its tasty fruit. The particular species of strawberry