Related by context. Frequent words. (Click for all words.) 72 hemlock woolly adelgid 71 Gypsy moths 68 adelgids 67 hemlock trees 66 Emerald ash borer 66 hemlocks 65 gypsy moth caterpillars 65 adelgid 65 fungus 65 Asian longhorned beetle 64 beetle 63 gypsy moths 63 insect 63 beetles 63 Aphids 62 fungal disease 62 purple loosestrife 62 gypsy moth 62 borers 62 insect pest 61 anthracnose 61 bark beetle 61 White Nose Syndrome 61 stink bug 61 emerald ash borer 61 Phytophthora 60 mealybugs 60 aphid 60 beetle infestation 60 spider mites 60 insects 60 loosestrife 60 Infestations 60 Emerald Ash Borer 59 crabapple 59 downy mildew 59 infestation 59 whiteflies 59 emerald ash borers 59 hickories 59 Japanese knotweed 59 Soybean rust 59 viburnum 59 serviceberry 59 mountain pine beetles 59 invasive pest 59 cankers 58 hackberry 58 whitefly 58 Sudden Oak 58 ash borer 57 insect pests 57 spotted knapweed 57 dieback 57 caterpillars 57 pine beetles 57 aphids 57 defoliate 57 fungi 57 bark beetles 57 soybean aphid 57 carpenter ants 56 knotweed 56 Fungal 56 Poison ivy 56 fireweed 56 mealy bug 56 oak wilt 56 parasitic wasps 56 barberry 56 soybean aphids 56 varroa mite 56 cutworms 56 defoliated 55 wasp 55 Invasive species 55 spp 55 lodgepole 55 Milfoil 55 knapweed 55 giant hogweed 55 invasive weed 55 infestations 55 Dutch elm disease 55 Scotch broom 55 Virginia creeper 55 oxalis 55 Hydrilla 55 dogwood 55 pests 55 mountain laurel 54 European corn borer 54 insect infestations 54 amphibian populations 54 root rot 54 invasive species 54 red maples 54 rhododendron 54 woody plants 54 psyllid 54 Mountain Pine Beetle