Cut flowers

has its origins in Asia and North and South America. Some species have developed into large trees, others into small compact shrubs. In recent decades, [...] descended from a number of freesias. Lily : Lilium is a genus of herbaceous flowering plants. Most lilies originate from temperate areas in the northern hemisphere [...] the Rosaceae family. The flowers of the plant are also called rose. There are more than a hundred species and thousands of different cultivars. Hydrangea

Mealybugs and scales

low in proteins and rich in sugars. In order to gain an adequate intake of protein, mealybugs must ingest large quantities of sap, getting rid of the excess [...] the reduced level of photosynthesis in the leaves also reduces flower and fruit production; in ornamental crops, the mere presence of mealybugs is sufficient [...] produce honeydew (on which moulds grow) resulting in considerable damage in ornamental and fruit crops and loss of value. Armoured scales do not produce honeydew

Spider mites and other mites

such webs in which the mites live. The webbing and spotting on the leaves affect the appearance of the crop. This is of particular concern in ornamental [...] essential for maintaining healthy, productive crops. Biological control of spider mites and other mites uses a range of natural enemies that target different [...] damage can also be seen on the upper surface of leaves as small yellow dots. The destruction of cells results in reduced photosynthesis, increased transpiration

Spotted Wing Drosophila

General Since 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 [...] cycle and appearance of Spotted wing drosophila Adult spotted-wing drosophila are small, 2-3 mm in lengthg, and have a wingspan of 6-8 mm. Males are smaller [...] tubes which stick out of the fruit. There are three larval instars and in the third instar the larvae are about 3.9 mm long. The pupae of Drosophila suzukii

Bacterial wilt, brown rot

rot in a very wide range of potential host plants. Damage symptoms In potato, field symptoms of Ralstonia solanacearum are wilting and yellowing of leaves [...] temperatures of 35-37 °C, the optimum for Race 3 is 27 °C, which makes it more dangerous in temperate regions. It survives well in water and in many different [...] wounds, which is not seen in Clavibacter -infected plants. In tomato, the youngest leaves are affected first. They show signs of wilting during the day which

Melon thrips

Eggs are deposited in leaf tissue in a slit cut by female. Eggs are colourless to pale white in colour. The nymphs resemble the adults in general body form [...] soil and pupate in soil. There are two pupal stages viz., prepupae and pupae. Adults are pale yellow or white in colour and 0.8 to 1mm in length, with females [...] flowers. In addition to direct damage, it also transmits virus from infected to healthy plants. Life cycle and appearance The reproduction in Thrips palmi

Glasshouse potato aphid

presence in the crop. The wingless adult stage of the greenhouse potato aphid is rather squat, of medium size (1.8 - 3.0 mm long) and oval in shape. It [...] 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 [...] Aulacorthum solani) is a native European species of aphids , seriously affecting crops of sweet pepper in particular. These aphids further affect ornamental

Chrysopa-E

like mealybugs , Echinothrips and butterfly and moth eggs. Mode of action Larvae of the lacewing attack their prey and suck their body fluids. Visual [...] leaves Avoid clusters of eggs Can be applied with Natutec Airobreeze, Natutec Airbug or Natutec Airobug only when mixed with (other products) with carrier material [...] preventively or in infested areas and repeated at weekly intervals until control is achieved. Consult a Koppert advisor or a recognized distributor of Koppert

Grapes

cultivars of the Vitis vinifera are the basis of wine production around the world. All the usual wine varieties are made from (different) types of Vitis vinifera [...] and 10,000 varieties of Vitis vinifera grapes, but only a few play an important commercial role when it comes to the production of wine, but also table [...] species of Vitis . The plant comes originally from the Mediterranean region, central Europe and southwestern Asia and thus has been cultivated in Morocco

Cutworms

usually observed as a cutting of young seedlings, often causing death of the cut seedlings. Sometimes wilting is observed because of partial cutting. A larva [...] the growing stalk, disrupting the sap flow in the plant. Life cycle and appearance of Cutworms The adults of Agrotis spp. have pale grey to grey-brown forewings [...] be encountered in the soil in a characteristic, circular position. Pupa are brown to dark brown and 17-25 mm long. Females are capable of laying several