Related by context. Frequent words. (Click for all words.) 67 weeds 64 invasives 63 noxious weeds 62 invasive weeds 59 invasive species 58 gypsy moths 58 milfoil 56 junipers 56 gypsy moth 56 shrubs 56 dandelions 56 conifer 55 poison ivy 55 noxious weed 55 thistles 55 ash trees 55 cattails 54 ash borer 54 conifers 54 crabgrass 53 ragweed 53 milkweed 53 honeysuckle 53 emerald ash borer 53 weevils 52 sumac 52 shrub 51 hydrilla 51 ornamental grasses 51 deciduous trees 51 beetles 51 pests 51 perennials 51 cottonwoods 50 prairie grass 50 birch trees 50 elms 50 willows 50 aspen 50 lilacs 50 seed pods 50 grasses 50 hemlocks 50 wildflowers 50 maples 50 Dutch elm disease 50 evergreens 49 aphids 49 hostas 49 insect pests 49 flowerbeds 49 native grasses 49 vegetation 49 beetle 49 cottonwood 49 ladybugs 49 spruce trees 49 wasps 49 weed 48 root rot 48 arboretum 48 hedgerow 48 flower beds 48 dandelion 48 moss 48 powdery mildew 48 oak trees 48 trees 48 ferns 48 mulches 48 kudzu 48 vines 47 nematodes 47 borer 47 hosta 47 zebra mussels 47 beech 47 meadow 47 aphid 47 mulching 47 reseed 47 daylilies 47 pest 47 elm 47 thistle 47 caterpillars 47 mulch 47 brambles 47 insect 47 insects 47 infestation 47 hydrangea 47 boxwood 47 overgrowth 46 fungi 46 rhododendrons 46 evergreen trees 46 fern 46 tree stumps 46 birch 46 clover