woolly adelgid, hogweed, fall webworm, beetle, late blight, adelgid, spruce bark beetle, budworm, blister rust, purple loosestrife, loosestrife, infestation, insect, tent caterpillar, rust fungus, stink bug, defoliating, fungus, cankerworms, spartina, dutch elm, apple maggot, tussock moth, itch mite, chestnut blight, anthracnose, pests, carpenter ant, bagworm, bark beetle, phytophthora infestans, forest tent caterpillar, webworms, bush honeysuckle, ambrosia beetle, africanized honey bee, borer, phytophthora, poison sumac, west nile virus, phragmites, mealybug, wild parsnip, armyworm, periodical cicada, anaplasmosis, witchweed, aphid, garlic mustard, leaf beetle, sericea lespedeza, caterpillars, downy mildew, screwworm, ragwort, orange hawkweed, tansy ragwort, flea beetle, rusty blackbird, timber rattlesnake, baltimore oriole, leafminer, reed canary grass, melaleuca, tobacco hornworm, hemlocks, frogeye, ivory gull, buckthorn, knotweed, spider mite, whitefly, medfly, leafy spurge, thrip, blue jay, toadflax, kochia, dutch elm disease, nematodes, weevils, armillaria, pathogen, arboviruses, tomato hornworm, africanized bee, japonicus, culex, pokeweed, cutworm, rocky mountain spotted fever, bobolinks, blackfly, japanese barberry, massasauga, whipworm, butternuts, chinch bug, ailanthus, foulbrood, sawflies