Pest
Citrus red mite
Panonychus citriThe citrus red mite, Panonychus citri, is a tiny reddish spider mite associated primarily with citrus but reported from a broader range of woody…
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Plant problem library
Detailed profiles of common plant diseases, pests, nutrient deficiencies and environmental problems.
Pest
Cereal leaf beetle
Oulema melanopusCereal leaf beetle, Oulema melanopus, is an occasional-to-serious pest of wheat, oats, barley, rye and other grasses in many regions of the United States.…
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Pest
Black Vine Weevil
Otiorhynchus sulcatusBlack vine weevil is a flightless, night-active root weevil that attacks many ornamental plants, nursery crops, berries and some vines in the United States.…
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Pest
European Corn Borer
Ostrinia nubilalisThe European corn borer is a moth whose larvae tunnel into corn stalks, ears and cobs, weakening plants and causing lodging, ear damage and…
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Pest
Brown planthopper
Nilaparvata lugens (Stål)The brown planthopper, Nilaparvata lugens, is a highly specialized phloem-feeding pest of rice. Nymphs and adults gather near the base of rice tillers, removing…
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Pest
Southern Green Stink Bug
Nezara viridulaThe southern green stink bug, Nezara viridula, is a shield-shaped, piercing-sucking insect pest found mainly across the southern United States and other warm regions.…
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Pest
Imported currantworm
Nematus ribesiiImported currantworm, Nematus ribesii, is a sawfly pest of currants and gooseberries in the genus Ribes. Its green larvae, marked with dark spots, often…
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Pest
Green Peach Aphid
Myzus persicaeThe green peach aphid, Myzus persicae, is a small, highly mobile sap-feeding pest found on peach and many vegetable, field, ornamental, and weed hosts…
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Pest
Citrus flatid planthopper
Metcalfa pruinosa (Say)The citrus flatid planthopper, Metcalfa pruinosa, is a sap-feeding true bug native to North America that attacks many woody plants, including citrus, grape, fruit…
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Pest
Common cockchafer (European cockchafer)
Melolontha melolonthaThe common cockchafer, or European cockchafer, is a large scarab beetle whose adults chew foliage while its soil-dwelling grubs feed on plant roots. Heavy…
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Pest
Javanese Root-Knot Nematode
Meloidogyne javanicaMeloidogyne javanica is a microscopic, soil-dwelling plant-parasitic nematode that invades roots and induces characteristic galls. It has a very broad host range and is…
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