Related by context. Frequent words. (Click for all words.) 67 mealybugs 67 anthracnose 67 whiteflies 67 spider mites 66 insect pest 65 whitefly 65 fireweed 64 mountain pine beetles 64 gypsy moth caterpillars 64 aphid 63 beetles 63 borers 63 insect 63 downy mildew 63 jack pine 63 insect pests 63 beetle 63 lodgepole pine 62 aphids 62 Phytophthora 62 loosestrife 62 beetle infestation 62 bollworm 61 Aphids 61 Infestations 61 soybean aphid 61 adelgid 61 fungus 61 pests 61 cutworms 61 hemlock trees 61 leaf rust 61 hemlock woolly adelgid 61 spp 61 barberry 60 caterpillars 60 hickories 60 carpenter ants 60 root rot 60 insect populations 60 gypsy moths 60 Sudden Oak 60 gypsy moth 60 emerald ash borers 60 dieback 60 fungal disease 60 hackberry 60 stripe rust 60 knotweed 59 soybean aphids 59 knapweed 59 armyworms 59 vetch 59 nematode 59 infestation 59 insect infestations 59 insects 59 infestations 59 overwintering 59 oak wilt 58 spotted knapweed 58 Poison ivy 58 conifers 58 Argentine ants 58 weevil 58 leafy spurge 58 pest infestation 58 noxious weed 58 defoliation 58 weevils 58 powdery mildew 58 fungal diseases 58 rootworm 58 bark beetle 57 psyllids 57 Asian longhorned beetle 57 fungal spores 57 nematodes 57 crabapple 57 invasive pest 57 junipers 57 fungi 57 shrubby 57 invasive weed 57 grassland birds 57 ragwort 57 tall fescue 57 pampas grass 57 species 57 fungal 57 Mountain Pine Beetle 57 stink bug 57 purple loosestrife 57 conifer 57 lodgepole pines 57 eucalypts 57 herbaceous plants 57 mosquito populations 57 fusarium 57 psyllid 56 forbs