| Common name | Scientific name | Order: Family |
| Ambrosia beetle (European shothole borer) | Xyleborus dispar Fabricius | Coleoptera:Scolytidae |
| Apple aphid | Aphis pomi De Geer | Homoptera: Aphididae |
| Apple ermine moth | Yponomeuta malinellus (Linnaeus) | Lepidoptera: Yponomeutidae |
| Apple grain aphid | Rhopalosiphum fitchii (Sanderson) | Homoptera: Aphididae |
| Apple maggot | Rhagoletis pomonella (Walsh) | Diptera: Tephritidae |
| Apple rust mite | Aculus schlechtendali (Nalepa) | Acari: Eriophyidae |
| Appleleaf blister mite | Phytoptus mali (Burts) | Acari: Eriophyidae |
| Bertha armyworm | Mamestra configurata Walker | Lepidoptera: Noctuidae |
| Black cherry aphid | Myzus cerasi (Fabricus) | Homoptera: Aphididae |
| California pear sawfly | Pristophora abbreviata (Hartig) | Hymenoptera: Tenthredinidae |
| Campylomma | Campylomma verbasci (Meyer) | Hemiptera: Miridae |
| Cherry bark tortrix | Enarmonia formosana (Scopoli) | Lepidoptera: Tortricidae |
| Cherry fruit fly | Rhagoletis indifferens Curran | Diptera: Tephritidae |
| Clearwinged grasshopper | Camnula pellucida (Scudder) | Orthoptera: Locustidae |
| Codling moth | Cydia pomonella (Linnaeus) | Lepidoptera: Tortricidae |
| Consperse stink bug | Euschistus conspersus Uhler | Hemiptera: Pentatomidae |
| Dock sawfly | Ametastegia glabrata (Fallén) | Hymenoptera: Tenthredinidae |
| Eruopean leafroller | Archips rosanus (Linnaeus) | Lepidoptera: Tortricidae |
| European earwig | Forficula auricularia (Linnaeus) | Dermaptera: Forficulidae |
| European fruit lecanium | Parthenolecanium corni (Bouché) | Homoptera: Coccidae |
| European red mite | Panonychus ulmi (Koch) | Acari: Tetranychidae |
| Eyespotted bud moth | Spilonota ocellana (Denis & Schiffermüller) | Lepidoptera: Tortricidae |
| Fall webworm | Hyphantria cunea Drury | Lepidoptera: Arctiidae |
| Forest tent caterpillar | Malacosoma disstria Hübner | Lepidoptera: Lasiocampidae |
| Fruittree leafroller | Archips argyrospilus (Walker) | Lepidoptera: Tortricidae |
| Grape mealybug | Pseudococcus maritimus (Ehrhorn) | Homoptera: Coccidae |
| Green fruitworm | Lithophane antennata (Walker) | Lepidoptera: Noctuidae |
| Green peach aphid | Myzus persicae (Sulzer) | Homoptera: Aphididae |
| Green stink bug (green soldier bug) | Acrosternum hilare (Say) | Hempitera: Pentatomidae |
| Hop aphid | Phorodon humuli (Schrank) | Homoptera: Aphididae |
| Leafcurl plum aphid | Anuraphis helichrysi (Kaltenbach) | Homoptera: Aphididae |
| Lesser appleworm | Grapholitha prunivora (Walsh) | Lepidoptera: Tortricidae |
| Lesser shothole borer (Ambrosia beetle) | Xyleborus saxeseni Ratzeburg | Coleoptera: Scolytidae |
| Lygus bug (Tarnished plant bug) | Lygus lineolaris (Palisot de Beauvois) | Hemiptera: Miridae |
| McDaniel spider mite | Tetranychus mcdanieli McGregor | Acari: Tetranychidae |
| Mealy plum aphid | Hyalopterus pruni (Geoffroy) | Homoptera: Aphididae |
| Migratory grasshopper | Melanopus sanguinipes (Fabricius) | Orthoptera: Locustidae |
| Obliquebanded leafroller | Choristoneura rosaceana (Harris) | Lepidoptera: Tortricidae |
| Oriental fruit moth | Grapholitha molesta (Busck) | Lepidoptera: Tortricidae |
| Oystershell scale | Lepidosaphes ulmi (Linnaeus) | Homoptera: Diaspididae |
| Pacific flatheaded borer | Chrysobothris mali Horn | Coleoptera: Buprestidae |
| Pandemis leafroller | Pandemis pyrusana Kearfott | Lepidoptera: Tortricidae |
| Peach silver mite | Aculus fockeui (Nalepa & Trouessart) | Acari: Eriophyidae |
| Peach twig borer | Anarsia lineatella Zeller | Lepidoptera: Gelechiidae |
| Peachtree borer | Synanthedon exitiosa (Say) | Lepidoptera: Sesiidae |
| Pear leafcurling midge | Dasyneura pyri Bouché | Diptera: Cecidomyiidae |
| Pear psylla | Cacopsylla pyricola (Foerster) | Homoptera: Psyllidae |
| Pear rust mite | Epitrimerus pyri (Nalepa) | Acari Eriophyidae |
| Pear sawfly (pear slug) | Caliroa cerasi (Linnaeus) | Hymenoptera: Tenthredinidae |
| Pearleaf blister mite | Phytoptus pyri Pagenstecher | Acari: Eriophyidae |
| Prunus rust mite | Aculus fockeui (Nalepa & Trouessart) | Acari: Eriophyidae |
| Pyramidal fruitworm | Amphipyra pyramidoides (Guenée) | Lepidoptera: Noctuidae |
| Rain beetles | Pleocoma spp. | Coleoptera: Scarabaeidae |
| Redhumped caterpillar | Schizura concinna (J.E. Smith) | Lepidoptera: Notodontidae |
| Redlegged grasshopper | Melanoplus femur-rubrum (De Greer) | Orthoptera: Locustidae |
| Rose leafhopper | Edwardsiana rosae (Linneaus) | Homptera: Cicadellidae |
| Rosy apple aphid | Dysaphis plantaginae Passerini | Homptera: Aphididae |
| Rusty plum aphid | Hysteroneura setariae (Thomas) | Homoptera: Aphididae |
| San Jose scale | Quadraspidiotus perniciosus (Comstock) | Homoptera: Diaspididae |
| Shothole borer | Scolytus rugulosus (Müller) | Coleoptera: Scolytidae |
| Speckled green fruitworm | Orthosia hibisci (Guenée) | Lepidoptera: Noctuidae |
| Spirea aphid | Aphis spiraecola Patch | Homptera: Aphididae |
| Spotted cutworm | Xestia (Amathes) c-nigrum (Linnaeus) | Lepidoptera: Noctuidae |
| Spotted wing drosophila | Drosophila suzukii (Matsumura) | Diptera: Drosophilidae |
| Tenlined June beetle | Polyphylla decemlineata (Say) | Coleoptera: Scarabaeidae |
| Thistle aphid | Brachycaudus cardui (Linnaeus) | Homoptera: Aphididae |
| Twospotted spider mite | Tetranychus urticae Koch | Acari: Tetranychidae |
| Variegated cutworm | Peridroma saucia (Hübner) | Lepidoptera: Noctuidae |
| Walnut husk fly | Rhagoletis completa Cresson | Diptera: Tephritidae |
| Western boxelder bug | Leptocoris rubrolineatus Barber | Hempitera: Rhopalidae |
| Western flower thrips | Frankliniella occidentalis (Pergande) | Thysanoptera: Thripidae |
| Western tent caterpillar | Malacosomo fragilis (Stretch) | Lepidoptera: Lasiocampidae |
| Western tentiform leafminer | Phyllopnorycter elmaella Doganlar & Mutuura | Lepidoptera: Gracillariidae |
| White apple leafhopper | Typhlocyba pomaria McAtee | Homoptera: Cicadellidae |
| Woolly apple aphid | Eriosoma lanigerum (Hausman) | Homoptera: Aphididae |
| Yellonecked caterpillar | Datana ministra Drury | Lepidoptera: Notodontidae |
| Yellow spider mite | Eotetranychus carpini borealis (Ewing) | Acari: Tetranychidae |
