Terrestrial Invasive Plant Species That Should Be Managed on Registered Sites
Herbaceous: Shrubs: Japanese chaff flower (Achyranthes japonica) Japanese barberry (Berberis thunbergii) garlic mustard (Alliaria petiolata) autumn olive (Eleagnus umbellate) mugwort (Artemisia vulgaris) burning bush (Euonymus alatus) spiny plumeless thistle (Carduus acanthoides) blunt leaved privet (Ligustrum obtusifolium) musk thistle (Carduus nutans) Amur honeysuckle (Lonicera maacki) spotted knapweed (Centaurea stoebe) Morrow's honeysuckle (Lonicera morrowii) Canada thistle (Cirsium arvense) Tatarian honeysuckle (Lonicera tatarica) bull thistle (Cirsium vulgare) Bell's honeysuckle (Lonicera x bella) poison hemlock (Conium maculatum) multiflora rose (Rosa multiflora) crown vetch (Coronilla varia) common teasel (Dipsacus fullonum) Grasses: cut-leaved teasel (Dipsacus laciniatus) small carpgrass (Arthraxon hispidus) leafy spurge (Euphorbia esula) Japanese stiltgrass (Microstegium vimineum) dame's rocket (Hesperis matronalis) reed canarygrass (Phalaris arundinacea) pepperweed (Lepidium latifolium) common reed (Phragmites australis) sericea lespedeza (Lespedeza cuneate) Johnson grass (Sorghum halepense) purple loosestrife (Lythrum salicaria) Japanese knotweed (Reynoutria japonica) Vines: giant knotweed (Reynoutria sachalinensis) Asian bittersweet (Celastrus orbiculatus) sweet autumn clematis (Clematis terniflora) Trees: field bindweed (Convolvulus arvensis) Norway maple (Acer platanoides) Chinese yam (Dioscorea polystachya) tree of heaven (Ailanthus altissima) wintercreeper (Euonymus fortune) black alder (Alnus glutinosa) Japanese hops (Humulus japonicas) glossy buckthorn (Frangula alnus) Japanese honeysuckle (Lonicera japonica) white mulberry (Morus alba) mile-a-minute Vine (Polygonum perfoliatum) Amur cork tree (Phellodendron amurense) kudzu (Pueraria montana) callery (Bradford) pear (Pyrus calleryana) black swallow-wort (Vincetoxicum nigrum) common buckthorn (Rhamnus cathartica) pale swallow-wort (Vincetoxicum rossicum)
Plants assessed by the Invasive Plant Advisory Committee (IPAC) as being highly invasive. IPAC is a committee of the Indiana Invasive Species Council (IISC).