| European elm bark beetle, smaller European elm bark beetle |
Scolytus multistriatus (Marsham, 1802) |
| spongy moth (formerly gypsy moth) |
Lymantria dispar (Linnaeus) |
| Japanese beetle |
Popillia japonica Newman, 1841 |
| balsam woolly adelgid |
Adelges (Dreyfusia) piceae (Ratzeburg, 1844) |
| hemlock woolly adelgid |
Adelges (Annandina) tsugae Annand, 1924 |
| beech scale |
Cryptococcus fagisuga Lindinger, 1936 |
| elongate hemlock scale |
Fiorinia externa Ferris, 1942 |
| Phytophthora root rot |
Phytophthora cinnamomi Rands |
| chestnut blight or canker |
Cryphonectria parasitica (Murrill) M.E. Barr |
| Dutch elm disease |
Ophiostoma ulmi (Buisman) Nannf. |
| dogwood anthracnose |
Discula destructiva Redlin |
| white pine blister rust |
Cronartium ribicola J. C. Fisch. |
| common pine shoot beetle, larger pine shoot beetle |
Tomicus piniperda (Linnaeus, 1758) |
| multicolored Asian lady beetle |
Harmonia axyridis (Pallas, 1773) |
| Asian longhorned beetle |
Anoplophora glabripennis (Motschulsky, 1853) |
| European corn borer |
Ostrinia nubilalis (Hübner, 1796) |
| kudzu |
Pueraria montana var. lobata (Willd.) Maesen & S. Almeida |
| princesstree |
Paulownia tomentosa (Thunb.) Sieb. & Zucc. ex Steud. |
| granulate ambrosia beetle |
Xylosandrus crassiusculus (Motschulsky, 1866) |
| cabbage white, imported cabbage worm |
Pieris rapae (Linnaeus, 1758) |
| Mexican bean beetle |
Epilachna varivestis Mulsant, 1850 |
| Canada thistle |
Cirsium arvense (L.) Scop. |
| Norway maple |
Acer platanoides L. |
| tree-of-heaven |
Ailanthus altissima (P. Mill.) Swingle |
| garlic mustard |
Alliaria petiolata (Bieb.) Cavara & Grande |
| Japanese barberry |
Berberis thunbergii DC. |
| round leaf bittersweet |
Celastrus orbiculatus Thunb. |
| purple crown-vetch |
Securigera varia (L.) Lassen |
| common teasel |
Dipsacus fullonum L. |
| autumn olive |
Elaeagnus umbellata Thunb. |
| Russian olive |
Elaeagnus angustifolia L. |
| winged burning bush |
Euonymus alatus (Thunb.) Sieb. |
| winter creeper |
Euonymus fortunei (Turcz.) Hand.-Maz. |
| ground ivy |
Glechoma hederacea L. |
| hydrilla |
Hydrilla verticillata (L. f.) Royle |
| shrubby lespedeza |
Lespedeza bicolor Turcz. |
| sericea lespedeza |
Lespedeza cuneata (Dum.-Cours.) G. Don |
| European privet |
Ligustrum vulgare L. |
| tall fescue |
Festuca arundinacea Schreb. |
| Japanese honeysuckle, golden honeysuckle vine |
Lonicera japonica Thunb. |
| Amur honeysuckle |
Lonicera maackii (Rupr.) Herder |
| Morrow's honeysuckle |
Lonicera morrowii Gray |
| Tatarian honeysuckle |
Lonicera tatarica L. |
| purple loosestrife |
Lythrum salicaria L. |
| Japanese stiltgrass |
Microstegium vimineum (Trin.) A. Camus |
| parrotfeather |
Myriophyllum aquaticum (Vell.) Verdc. |
| Eurasian watermilfoil |
Myriophyllum spicatum L. |
| common reed |
Phragmites australis (Cavanilles) Trinius ex Steudel |
| mile-a-minute vine, Asiatic tearthumb |
Persicaria perfoliata (L.) H. Gross |
| lesser celandine, fig buttercup |
Ficaria verna Huds. |
| common buckthorn, European buckthorn |
Rhamnus cathartica L. |
| multiflora rose |
Rosa multiflora Thunb. |
| wine raspberry |
Rubus phoenicolasius Maxim. |
| johnsongrass |
Sorghum halepense (L.) Pers. |
| common chickweed |
Stellaria pallida (Dumort.) Crépin |
| common mullein |
Verbascum thapsus L. |
| common periwinkle |
Vinca minor L. |
| alfalfa weevil |
Hypera postica (Gyllenhal, 1813) |
| bull thistle |
Cirsium vulgare (Savi) Ten. |
| perilla mint |
Perilla frutescens (L.) Britton |
| European hornet |
Vespa crabro Linnaeus |
| Siberian elm |
Ulmus pumila L. |
| yellow toadflax |
Linaria vulgaris P. Mill. |
| poison hemlock |
Conium maculatum L. |
| common St. Johnswort |
Hypericum perforatum L. |
| meadow hawkweed |
Hieracium caespitosum Dumort. |
| Chinese yam |
Dioscorea polystachya Turcz. |
| sudden oak death |
Phytophthora ramorum S. Werres, A.W.A.M. de Cock |
| small carpetgrass, joint-head grass |
Arthraxon hispidus (Thunb.) Makino |
| common burdock, lesser burdock |
Arctium minus Bernh. |
| yellow rocket |
Barbarea vulgaris Ait. f. |
| bald brome |
Bromus racemosus L. |
| rye brome |
Bromus secalinus L. |
| poverty brome |
Bromus sterilis L. |
| cheatgrass, downy brome |
Bromus tectorum L. |
| nodding plumeless thistle |
Carduus nutans macrolepis (Peterm.) Kazmi |
| alpine knapweed, Tyrol knapweed |
Centaurea nigrescens Willd |
| houndstongue |
Cynoglossum officinale L. |
| Queen Anne's lace, wild carrot |
Daucus carota L. |
| cutleaf teasel |
Dipsacus laciniatus L. |
| common viper's bugloss, blueweed |
Echium vulgare L. |
| glossy buckthorn |
Frangula alnus Mill. |
| dames rocket |
Hesperis matronalis L. |
| common velvetgrass |
Holcus lanatus L. |
| hairy cat's ear |
Hypochaeris radicata L. |
| pale yellow iris, yellow flag iris |
Iris pseudacorus L. |
| oxeye daisy |
Leucanthemum vulgare Lam. |
| showy fly honeysuckle, Bell's honeysuckle |
Lonicera x bella Zabel [morrowii × tatarica] |
| meadow fescue |
Festuca pratensis Huds. |
| creeping yellow loosestrife, creeping Jenny |
Lysimachia nummularia L. |
| yellow sweet-clover |
Melilotus officinalis (L.) Lam. |
| star-of-Bethlehem |
Ornithogalum umbellatum L. |
| wild parsnip |
Pastinaca sativa L. |
| reed canarygrass |
Phalaris arundinacea L. |
| Oriental lady's thumb |
Persicaria longiseta (Bruijn) Kitagawa |
| Canada bluegrass |
Poa compressa L. |
| curly leaf pondweed |
Potamogeton crispus L. |
| roughstalk bluegrass |
Poa trivialis L. |
| red sorrel |
Rumex acetosella L. |
| emerald ash borer |
Agrilus planipennis Fairmaire, 1888 |
| yellowfever mosquito |
Aedes aegypti (Linnaeus, 1762) |
| Asian tiger mosquito |
Aedes albopictus (Skuse, 1895) |
| blueberry maggot |
Rhagoletis mendax Curran, 1932 |
| euonymus scale |
Unaspis euonymi (Comstock) |
| German yellowjacket |
Vespula germanica (Fabricius) |
| brown marmorated stink bug |
Halyomorpha halys (Stal) |
| Winter cutworm, large yellow underwing |
Noctua pronuba (Linnaeus) |
| soybean aphid |
Aphis (Aphis) glycines Matsumura, 1917 |
| grass carp |
Ctenopharyngodon idella (Valenciennes, 1844) |
| border privet |
Ligustrum obtusifolium Sieb. & Zucc. |
| Standish's honeysuckle |
Lonicera standishii Jacques |
| chocolate vine |
Akebia quinata (Houtt.) Dcne. |
| zebra mussel |
Dreissena polymorpha (Pallas, 1771) |
| European paper wasp |
Polistes dominula (Christ) |
| Callery pear (Bradford pear) |
Pyrus calleryana Decne. |
| banded elm bark beetle |
Scolytus schevyrewi Semenov, 1902 |
| whitefringed weevil |
Naupactus leucoloma Boheman, 1840 |
| goutweed |
Aegopodium podagraria L. |
| Japanese corktree |
Phellodendron japonicum Maxim. |
| northern snakehead |
Channa argus (Cantor, 1842) |
| West Nile virus (WNV) |
Flavivirus West Nile virus |
| whirling disease |
Myxobolus cerebralis Hofer, 1903 |
| golden algae |
Prymnesium parvum Carter |
| ambrosia beetle |
Euwallacea validus (Eichhoff, 1875) |
| nodding star-of-Bethlehem |
Ornithogalum nutans L. |
| watercress |
Nasturtium officinale R. Brown |
| freshwater golden clam |
Corbicula fluminea (O.F. Müller, 1774) |
| virile crayfish |
Faxonius virilis (Hagen, 1870) |
| goldfish |
Carassius auratus (Linnaeus, 1758) |
| silver carp |
Hypophthalmichthys molitrix (Valenciennes, 1844) |
| didymo, rock snot |
Didymosphenia geminata (Lyngbye) M. Schmidt |
| walnut twig beetle |
Pityophthorus juglandis Blackman, 1928 |
| bighead carp |
Hypophthalmichthys nobilis J. Richardson, 1845 |
| stringy stonecrop |
Sedum sarmentosum Bunge |
| beech bark disease |
Neonectria faginata (M.L. Lohman, A.M.J. Watson & Ayers) Castl. & Rossman |
| Japanese knotweed |
Reynoutria japonica Sieb. & Zucc. |
| giant knotweed |
Reynoutria sachalinensis F. Schmidt ex Maxim. |
| annual ryegrass |
Lolium multiflorum Lam. |
| Chronic Wasting Disease (CWD) |
Agents of Spongiform Encephalopathy Chronic Wasting Disease |
| Infectious Haematopeietic Necrosis Virus |
Novirhabdovirus Infectious Haematopeietic Necrosis Virus |
| western mosquitofish |
Gambusia affinis S.F. Baird & Girard, 1853 |
| Kentucky bluegrass |
Poa pratensis ssp. pratensis L. |
| Japanese brome |
Bromus japonicus Thunb. |
| celandine |
Chelidonium majus var. majus L. |
| common chickweed |
Stellaria media (L.) Vill. |
| common chickweed |
Stellaria media ssp. media (L.) Vill. |
| fortune meadowsweet |
Spiraea japonica var. fortunei (Planch.) Rehder |
| smooth brome |
Bromus inermis ssp. inermis var. inermis Leyss. |
| thousand cankers disease |
Geosmithia morbida (Proposed name) |
| cat (feral) |
Felis catus (feral) Linnaeus |
| spotted-wing drosophila |
Drosophila suzukii (Matsumura, 1931) |
| Chinese mystery snail |
Cipangopaludina chinensis (J. E. Gray, 1833) |
| Asian rock pool mosquito |
Aedes japonicus (Theobald, 1901) |
| ambrosia beetle |
Cyclorhipidion pelliculosum Eichhoff, 1878) |
| ambrosia beetle |
Anisandrus maiche Stark, V. N., 1936 |
| ambrosia beetle |
Ambrosiophilus atratus Eichhoff, 1875 |
| ambrosia beetle |
Cyclorhipidion bodoanum Reitter, 1913 |
| porcelain-berry |
Ampelopsis glandulosa var. brevipedunculata (Maxim.) Momiy. |
| false strawberry |
Potentilla indica (Andr.) Wolf |
| white-nose syndrome |
Pseudogymnoascus destructans (Blehert & Gargas) Minnis & D.L. Lindner |
| butternut canker |
Ophiognomonia clavigignenti-juglandacearum (N.B. Nair, Kostichka & J.E. Kuntze) Broders & Boland 2010 |
| rusty crayfish |
Faxonius rusticus (Girard, 1852) |
| spotted knapweed |
Centaurea stoebe australis (Pancic ex A.Kern.) Greuter |
