Related by context. Frequent words. (Click for all words.) 67 invasives 64 garlic mustard 62 invasive species 61 noxious weeds 60 noxious weed 60 invasive weeds 59 weeds 59 pests 57 conifers 57 milfoil 56 beetle 56 conifer 56 gypsy moths 56 thistles 56 dandelions 55 gypsy moth 55 groundcover 55 poison ivy 55 rhododendron 55 insect 55 crabgrass 54 weevils 54 beetles 54 hydrilla 54 hardwood trees 54 weevil 54 aphid 54 fungus 54 shrub 54 dandelion 54 cheatgrass 53 fungi 53 Emerald Ash Borer 53 gray squirrels 53 infestations 53 borer 53 pest 53 ash borer 53 aphids 52 rhododendrons 52 woody plants 52 emerald ash borer 52 shrubs 52 fungal disease 52 nettles 52 infestation 52 honeysuckle 52 elms 52 insects 51 feral pigs 51 insect pests 51 stink bugs 51 didymo 51 gray squirrel 51 ash trees 51 thistle 51 hemlocks 50 junipers 50 elm trees 50 voles 50 hedgerow 50 Dutch elm disease 50 hedgerows 50 caterpillars 50 understory 50 lantana 50 fern 50 poplars 50 powdery mildew 49 root rot 49 ferns 49 chestnut trees 49 zebra mussels 49 Pests 49 poison oak 49 vegetation 49 cattails 49 beavers 49 hyacinths 49 overgrowth 49 wasps 49 milkweed 49 ornamentals 48 brambles 48 newts 48 spp 48 snowdrops 48 bluebells 48 kudzu 48 wisteria 48 blight 48 woodlands 48 rhubarb 48 willows 48 mosquito larvae 48 fungal diseases 48 Fungus 48 nematodes 48 weed seeds 47 ornamental plants 47 beneficial insects