Tomato looper

body is sparsely covered with a few stiff hairs. In older caterpillars , each segment has a clear black dot above the lateral yellow lines. There are three [...] family of Noctuidae . It is a tropical and subtropical species originating in the Mediterranean and northern Africa. The larva is highly polyphagous and [...] and is now one of the most frequently found pest species in greenhouses. Damage symptoms The tomato looper (Chrysodeixis chalcites) is primarily a foliage

Rhizoctonia solani

don’t play a role in the epidemics or dispersal of the fungus, only the mycelium is important in this context. Thanatephorus cucumeris is a soil-inhabiting [...] ff’), both before and after emergence. A typical symptom of root infection is that the taproot is reduced to a thread. Reddish-brown lesions occur on the [...] iting fungus, that is very persistent in the soil. It overwinters as mycelium or sclerotia in the soil and on crop residues. It is also seed-borne. Th

Spidex Boost

crop. Release should be repeated weekly if the pest is not controlled. Consult a Koppert advisor or a recognized distributor of Koppert products for advice [...] does not contain a rearing system which produces several generations of predatory mites over time. The mites will leave the sachets within a few days. Dosage [...] adjusted to the particular situation. Start introduction preventively or as soon as the first spider mites are detected in the crop. Use at least 4,000 sachets

Flies

species of the flies. Direct damage is the immediate result of larvae feeding on root hairs and tender roots as well as stem and leaf tissue and fruits. The [...] has recently developed into a major pest on soft fruits in Europe and North America. Sciarid flies and shore flies are mainly a problem in greenhouses. Their [...] prefer moist substrates that is rich in organic matter. Although they cause little direct damage to plants, they are often a problem due to their large number

Orchid

orchids come in many different arrangements. Some only have a single flower, but most plants have a racemose inflorescence, which can consist of many flowers [...] flowers. The majority of orchids which are commercially sold is tropical or subtropical. There are varieties however that grow in colder climates. These temperate [...] About The orchid is part of an extremely large and diverse group of flowering plants, the Orchidaceae or the orchid family . The plant’s flower are usually

Nematodes established solution for Nesidiocoris in France

crops from February onwards, which is really early. Nesidiocoris tenuis is a bug that has been a problem in France for a good 10 years. It causes significant [...] Additionally, as a macroorganism, there's no waiting period. These are major assets on our farm, which has been practising IPM for as long as it has existed [...] acts only on the head and avoids our Macrolophus . Capsanem is a valuable ally!’ Audrey Vignaud is Koppert’s technical head of the consultant for the South

Cyclamen mite

General The cyclamen mite ( Phytonemus pallidus ) is a harmful strawberry pest as well as a common pest found in cyclamen, gerbera and other ornamentals [...] ) display a greater diversity of feeding habits than any other mite family. There are species that feed on fungi, algae, plants, as well as insect and [...] than usual. In cyclamen, the flowers are damaged and leaf growth is inhibited. In hedera, a mite attack can cause baldness in parts of the stem. Gerbera flowers

Nematodes significantly reduce Tuta larvae

high-end supermarkets and we want to offer a constant, safe and sustainable product. As the use of chemicals is under pressure and biological protection [...] his crop. ‘This is the first year we have applied Steinernema feltiae and after the first cycle of three nematode treatments, we saw a reduction of Tuta [...] ‘After this result, we have kept spraying with nematodes every time there was a new wave of small larvae and the problem never grew big after that.’ Reduction

Tomato leaf miner

that emerges from its tunnel just prior to pupating, is known as a prepupa. This stage lasts only a few hours. [...] except with ornamental crops, this is usually of less significance. Seedlings and young plants can be completely destroyed as a result of the direct damage caused [...] burning in fruit such as tomato and melon. Loss of leaves also reduces yield. In full-grown plants of fruiting vegetable crops, however, a considerable quantity

Black vine weevil

long. Outdoors there is a single generation each year. A population of black vine weevils consists entirely of females and reproduction is by parthenogenesis [...] weevil, Otiorhynchus sulcatus, is a pest in many ornamental crops (e.g. rhododendron, cyclamen and azalea), as well as in strawberries and other fruit [...] to approximately 12 mm. A larva is often curled into the typical C-shape which it assumes whenever it is disturbed. The body is covered with stiff white