Related by context. Frequent words. (Click for all words.) 63 californica 62 Pinus 61 hackberry 60 hemlock trees 60 hickories 60 manzanita 59 Phytophthora ramorum 59 Sudden Oak 58 fungus 58 bayberry 58 adelgids 58 red cedars 57 jack pine 57 mealybugs 57 flowering dogwood 57 cordgrass 57 barberry 57 giant sequoia 57 conifer forests 57 beech trees 57 heartwood 56 tamarack 56 lodgepole pine 56 deciduous forests 56 hemlocks 56 yew trees 56 broad leafed 56 oaks 56 oak woodlands 56 beetle infestations 56 spp 56 cankers 56 anthracnose 56 hemlock woolly adelgid 56 spartina 56 euonymus 56 beeches 56 moth larvae 55 fungal disease 55 prickly pears 55 Douglas fir 55 adelgid 55 pine seedlings 55 walnut trees 55 oak hickory 55 fungal pathogen 55 piñon 55 Phytophthora 55 lodgepole 55 coniferous trees 55 lichen 55 Gypsy moths 55 mealybug 55 Bark beetles 54 Ponderosa pine 54 mixed conifer 54 sooty mold 54 leafhoppers 54 loblolly pine 54 conifers 54 coniferous forests 54 tansy 54 Ponderosa pines 54 invasive insect 54 pine 54 Canker 54 hemlock 54 oak trees 54 hardwood trees 54 Prunus 54 leaf blight 54 oak woodland 54 deciduous tree 54 aspen stands 54 psyllid 54 junipers 54 pampas grass 54 lodgepole pines 54 Botrytis 53 bur oak 53 defoliating 53 red legged frogs 53 juniper 53 beetle infestation 53 ceanothus 53 evergreen shrub 53 coniferous 53 flea beetles 53 alkaline soils 53 larch 53 montane 53 ash borers 53 sawfly 53 serviceberry 53 acacias 53 corm 53 pine trees 53 Poison ivy 53 Alternaria 53 apple scab 52 mealy bugs