Tomato looper

twin-spot moth or tomato looper ( Chrysodeixis chalcites ) belongs to the family of Noctuidae . It is a tropical and subtropical species originating in the Me [...] and northern Africa. The larva is highly polyphagous and feeds on plants of over 20 families, among them crops such as cauliflower, corn, crucifer, soybean [...] geranium. An annual migrant from southern Europe, the golden twin-spot moth ( Chrysodeixis chalcites ) spreads to several northerly countries and is now one

Tobacco aphid

tobacco aphid ( Myzus persicae subsp. nicotianae ) probably evolved from the peach potato aphid in the Far East and is a key pest of tobacco crops in both the [...] America. The tobacco aphid ( Myzus persicae subsp. nicotianae ) is also encountered in a range of crops in greenhouses, such as sweet pepper, aubergine, [...] balance of growth hormones. As a result, the plant’s growth is retarded giving rise to deformed leaves or, if the infestation occurs early enough in the season

Tobacco whitefly

whitefly ( Bemisia tabaci ) belongs to the family Aleyrodidae , and the sub-family Aleyrodinae . This insect was first identified on tobacco in Greece in 1889 [...] tabaci . It has subsequently been found in most tropical and subtropical countries of the world. The original habitat was probably a tropical or subtropical [...] whitefly ( Bemisia tabaci ) has an enormous host range and has affected an extremely wide range of crops throughout the world. It causes damage in (sub-)tropical

Greenhouse whitefly

General The greenhouse whitefly ( Trialeurodes vaporariorum ) is one of the major pests of vegetable and ornamental crops in greenhouses throughout the world [...] greenhouse whitefly ( Trialeurodes vaporariorum ) originally comes from tropical and subtropical America, probably Brazil or Mexico. Hundreds of plant species [...] species from different families serve as suitable hosts for this whitefly. It occurs on many crops, including aubergine, beans, cucumber, sweet pepper, tomato

Diamond back moth

belongs to the family of Plutellidae . It only attacks Brassicaceae species, including cruciferous weeds. The diamond back moth (Plutella xylostella) is suggested [...] suggested to have its origin in Europe, South Africa or East Asia, but is now present wherever its cruciferous hosts exist and it is considered to be the most [...] species. It is highly migratory and wind-borne adults can travel long distances to invade crops in other regions. Damage symptoms The caterpillar is a surface

Sciarid flies

family of Sciaridae. The species that cause most damage to crops belong to the genera Bradysia and Lycoriella . Lycoriella species are mainly found in commercial [...] usually found in damp, humid environments, and appear very commonly in greenhouses throughout the world. Although they generally do little harm to healthy plants [...] particularly problematic in cuttings and other young growing plant material. Damage symptoms The larvae of sciarid flies feed mainly on organic remains and

Black bean aphid

fabae , is widespread in temperate regions, where it is a serious economic pest of beans. It is highly polyphagous, and attacks a wide range of other crops [...] symptoms Economic damage by black bean aphid is mainly due to direct feeding damage. Indirect damage is caused through the transmission of plant viruses. Infestations [...] Infestations start usually at the younger parts of the plant but can spread all over the plant. Nymphs and adults extract nutrients from the plant and disturb

Broad mite

s latus) occurs in the tropics and in greenhouses in temperate regions. The broad mite (Polyphagotarsonemus latus) has a wide range of host plants, especially [...] such as azalea, begonia, gerbera and cyclamen are also affected. Outside in temperate climates, broad mites (Polyphagotarsonemus latus) are not a serious [...] serious problem, as they are unable to overwinter. Mites belonging to the family of tarsonemids ( Tarsonemidae ) display a greater diversity of feeding habits

Citrus mealybug

mealybug ( Planococcus citri ) has a world-wide distribution and many and diverse host plants. In temperate regions of the world this mealybug poses a problem [...] problem in greenhouse horticulture, and in the tropics and sub-tropics on outdoor crops. The insect causes damage especially in fruit trees and ornamental [...] particularly in pot plants such as ficus, palms, schefflera, croton and kalanchoë, but also in roses and gerbera. Additionally, the citrus mealybug ( Planococcus

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