• Southern European marshland pyralid

  wide range of hosts from 38 plant families. They include ornamental crop plants, such as roses and gerbera, aquatic plants, vegetable crops such as celery [...] sometimes attacking the stem of the plant as well as the leaves. Late instar larvae burrow into soft woody or herbaceous plant stems causing withering or drying

• Glasshouse potato aphid

  substance, which leads to deformations in the growing tip of the plant. Precisely where the plant is pierced is unimportant. The piercing of the lower leaves [...] young aphids are born as developed nymphs. They immediately start to feed on plant sap and grow rapidly. When reproduction is sexual, the aphids lay eggs that [...] alternation of hosts, and the two types of life cycles occur on the same host plant. The aphid can overwinter not only in greenhouses, but also outdoors in sheltered

• Long-tailed mealybug

  but these days it is widespread throughout the world. The range of host plants of Pseudococcus longispinus is less extensive than that of the citrus mealy [...] on 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 [...] photosynthesis and therefore the yield. Flowers and fruit often drop off. Plant sap is rich in sugars, but low in proteins. In order to gain an adequate

• Cabbage

  various cultivars of Brassica oleracea ) is a biennial plant with green, white or purple leaves. This plant is usually grown as an annual vegetable crop for

• Entonem keeps young orchids free from fungus gnats

  To make it possible for them to start with a clean plant, we maximize our use of biological plant protection, with a strong emphasis on prevention. The [...] big name in the international orchid market. The company produces young plants of the Phalaenopsis, Cymbidium, Cambria, and Miltonia varieties. ‘These [...] The more pests we can keep out of the young plants, the better.’ Perfect results with controlling fungus gnats and thrips pupae Their maximum biological

• Conifer

  Pinophyta, Coniferophyta or Coniferae . The plants are so-called gymnosperms or seed-bearing vascular plants. This means that their seeds are not enclosed [...] enclosed in an ovary. All existing conifers are perennial, woody plants and secondary growth occurs in the development of conifers. Conifers are usually trees

• Rapeseed

  belongs to the family of Brassicaceae and is a flowering plant with bright yellow flowers. The plant is also known as rape, oilseed rape, rappi, rapa, rapaseed

• Obscure mealybug

  symptoms Although most species of mealybug feed on the aerial parts of the plant, some species extract their nourishment from roots, whilst others are ga [...] on 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 [...] photosynthesis and therefore the yield. Flowers and fruit often drop off. Plant sap is rich in sugars, but low in proteins. In order to gain an adequate

• Boisduval scale

  and can be a pest of orchids, palms, pineapples, bananas and many other plants. Damage symptoms The first sign of Boisduval scale is the presence of the [...] the scales on upper and lower leaf surfaces, fruits, and stems of plants. On palms, Boisduval scales are normally found on the leaves and stems. Toxic saliva [...] average 33 days for males, and 50 days for females. Recommended for you Plant Pests

• Flies

  a common pest problem in greenhouse and field crops, where they disturb plant growth, spread diseases and affect crop hygiene. Their larvae can damage [...] Ephydridae (shore flies). The larvae of these insects generally live on rotting plant material and are mostly found in the soil. The spotted wing drosophila , [...] that is rich in organic matter. Although they cause little direct damage to plants, they are often a problem due to their large number. Larvae of flies of