Related by context. Frequent words. (Click for all words.) 61 fireweed 58 phragmites 58 Scotch broom 57 Japanese knotweed 57 pampas grass 57 ragwort 56 invasive weed 56 aquatic weeds 55 saltmarsh 54 Didymo 54 whitefly 54 invasive weeds 54 vegetation 53 Phytophthora 53 Eurasian milfoil 53 water hyacinth 53 agapanthus 53 pine plantations 53 loosestrife 53 bracken 53 varroa 53 knotweed 52 eucalypts 52 fynbos 52 pine plantation 52 tree ferns 52 purple loosestrife 52 algal bloom 52 weevil 52 noxious weed 52 buffelgrass 52 cane toads 52 Hydrilla 51 revegetation 51 Canker 51 tussock 51 dieback 51 manuka 51 mealybugs 51 hydrilla 51 weevils 51 weeds 51 vetch 51 stoat 50 fungal disease 50 Lionfish 50 buckthorn 50 giant hogweed 50 invasive alien 50 sedge 50 downy mildew 50 flying foxes 50 grasses 50 tamarisk 50 feral pigs 49 anthracnose 49 reed beds 49 gypsy moth caterpillars 49 Mountain Pine Beetle 49 didymo 49 garlic mustard 49 lupins 49 cane toad 49 noxious weeds 49 Eurasian watermilfoil 49 Seagrass 49 oleanders 49 invasive pest 49 chinch bugs 48 gorse 48 algal blooms 48 Moreton Bay 48 Mr Mulherin 48 hyacinth 48 invasive species 48 wattles 48 spotted knapweed 48 berry bushes 48 salt tolerant 48 Landcare 48 lupines 48 stoats 48 seagrass beds 48 barberry 48 seagrasses 48 cankers 48 infestations 48 Otways 48 shrubby 48 feral animals 48 hemlock trees 48 locust 47 timber plantations 47 mangroves 47 wattle 47 varroa mite 47 locust swarms 47 lucerne 47 kakapo 47 Dandenongs 47 Sudden Oak