dutch elm disease, blister rust, elms, budworm, woolly adelgid, fall webworm, hogweed, asian longhorned beetle, chestnut blight, phytophthora, tussock moth, anthracnose, leaf scorch, spruce bark beetle, bark beetle, tent caterpillar, sclerotinia, infestation, west nile virus, defoliating, loosestrife, adelgid, fireweed, forest tent caterpillar, cankerworms, butternuts, late blight, tansy ragwort, carpenter ant, webworm, subalpine fir, jack pine, beetle, potato blight, apple maggot, phragmites, rust fungus, spartina, armillaria, flea beetle, ambrosia beetle, toadflax, butternut tree, catalpa, shadbush, africanized honey bee, maples, aphid, leaf beetle, wild parsnip, sawfly, leafminer, bagworm, springtails, fungus, siberian elm, medfly, clubroot, ivory gull, vitex, spider mite, bur oak, ragwort, hackberries, groundsel, pythium, horse chestnut, downy mildew, phytophthora infestans, leaf blight, poison sumac, borers, beeches, thrip, redpolls, ailanthus, africanized bee, stink bug, laurel oak, reed canary grass, melaleuca, scotch pine, lodgepole pine, blastomycosis, grackle, coniferous tree, honey locust, greenfly, purple loosestrife, hemlocks, lyme grass, locust, phoma, dieback, junipers, poplars, northern parula, blackfly, bobolinks, whitefly, frogeye

elm, elm tree

ulmus hollandica