WeedScan priority species list

The following 318 weeds have been included in WeedScan because they are considered a priority in one or more states or territories in Australia. This means that these weeds have the potential to be very damaging but are either not yet present, are still becoming established or may not have reached their full potential distribution.

Weed names in bold have not yet been included in the weed matching model but they are slated to be included in future models.

order by common name   |   order by scientific name

Afghan melon Citrullus lanatus
African boxthorn Lycium ferocissimum
African feathergrass Cenchrus macrourus
African lovegrass Eragrostis curvula
African olive Olea europaea subsp. cuspidata
African rue Peganum harmala
African turnip weed Sisymbrium thellungi
Aleppo pine Pinus halepensis
Alisma Alisma lanceolatum
Alkali sida Malvella leprosa
Alligator weed Alternanthera philoxeroides
Amsinckia Amsinckia species
Anchored water hyacinth Eichhornia azurea
Apple of Sodom Solanum linnaeanum
Arum lily Zantedeschia aethiopica
Athel pine Tamarix aphylla
Austrocylindropuntia cacti Austrocylindropuntia species
Awnless barnyard grass Echinochloa colona
Azarola Crataegus sinaica
Barbary fig Opuntia ficus-indica
Barley grass Hordeum leporinum
Bathurst burr Xanthium spinosum
Bellyache bush Jatropha gossypiifolia
Bent grass Agrostis capillaris
Berry heath Erica baccans
Besom heath Erica scoparia
Bifora Bifora testiculata
Bitou bush Chrysanthemoides monilifera subsp. rotundata
Bitter weed Helenium amarum
Black knapweed Centaurea x moncktonii
Black willow Salix nigra
Blackberry Rubus anglocandicans
Blackberry Rubus fruticosus species aggregate
Bladder campion Silene vulgaris
Bladder ketmia Hibiscus trionum
Blue hound's tongue Cynoglossum creticum
Blue mustard Chorispora tenella
Blue periwinkle Vinca major
Bluebell creeper Billardiera heterophylla
Boar thistle Cirsium vulgare
Boneseed Chrysanthemoides monilifera subsp. monilifera
Box elder Acer negundo
Boxing glove cactus  Cylindropuntia fulgida var. mamillata
Bridal creeper Asparagus asparagoides
Bridal veil creeper Asparagus declinatus
Broad kernel espartillo Amelichloa caudata
Broad-leaf pepper tree Schinus terebinthifolius
Brome grass Bromus alopecuros
Broomrapes Orobanche species
Buffel grass Cenchrus ciliaris
Buffel grass Cenchrus pennisetiformis
Bulbil watsonia Watsonia meriana var. bulbillifera
Bundy blackberry Rubus laudatus
Bunny ears Opuntia microdasys
Burr ragweed Ambrosia confertiflora
Button grass Dactyloctenium radulans
Cabomba Cabomba caroliniana
Calomba daisy Oncosiphon suffruticosum
Calotrope Calotropis procera
Camel thorn Alhagi maurorum
Canadian fleabane Conyza canadensis
Candle bush Senna alata
Candle cholla Cylindropuntia kleiniae
Cane needle grass Nassella hyalina
Cape broom Genista monspessulana
Cape weed Arctotheca calendula
Carrion flower  Orbea variegata
Cat's claw creeper Dolichandra unguis-cati
Chilean needle grass Nassella neesiana
Chincherinchee Ornithogalum thyrsoides
Chinee apple Ziziphus mauritiana
Chinese knotweed Persicaria chinensis
Chinese violet Asystasia gangetica subsp. micrantha
Cleavers Galium aparine
Climbing asparagus fern Asparagus plumosus
Climbing bluebell creeper Billardiera fusiformis
Clockweed Oenothera curtiflora
Coastal tea-tree Leptospermum laevigatum
Common barnyard grass Echinochloa crus-galli
Common lantana Lantana camara
Common thornapple Datura stramonium
Coolatai grass Hyparrhenia hirta
Coral cactus Austrocylindropuntia cylindrica
Cream-flowered Mexican poppy Argemone ochroleuca
Creeping knapweed Rhaponticum repens
Creeping lantana Lantana montevidensis
Cutleaf mignonette Reseda lutea
Cylindropuntia cacti Cylindropuntia species
Desert ash Fraxinus angustifolia
Devil's fig Solanum torvum
Devil's rope Cylindropuntia imbricata
Distichlis Distichlis spicata
Dodder Cuscuta species
Dog rose Rosa canina
Drooping prickly pear Opuntia monacantha
Dune onionweed Trachyandra divaricata
East Indian hygrophila Hygrophila polysperma
Elmleaf blackberry Rubus ulmifolius
Elodea Elodea canadensis
Erect pricky pear Opuntia stricta
Eurasian water milfoil Myriophyllum spicatum
Eve’s pin cactus Austrocylindropuntia subulata
Evergreen buckthorn Rhamnus alaternus
False caper Euphorbia terracina
Feathertop Rhodes grass Chloris virgata
Fever tree Vachellia xanthophloea
Field bindweed Convolvulus arvensis
Field garlic Allium vineale
Fireweed Senecio madagascariensis
Flaxleaf broom Genista linifolia
Flaxleaf fleabane Conyza bonariensis
Floating water chestnut Trapa species
Fountain grass Cenchrus setaceus
Frogbit Limnobium laevigatum
Gamba grass Andropogon gayanus
Gazania Gazania species
Giant arrowhead Sagittaria montevidensis
Giant devil's fig Solanum chrysotrichum
Giant Parramatta grass Sporobolus fertilis
Giant rat's tail grass Sporobolus pyramidalis
Giant rat's tail trass Sporobolus natalensis
Giant reed Arundo donax
Globe chamomile Oncisiphon piluliferum
Glory lily Gloriosa superba
Glush weed Hygrophila costata
Golden dodder Cuscuta campestris
Gorse Ulex europaeus
Grader grass Themeda quadrivalvis
Great brome Bromus diandrus
Grey sallow Salix cinerea
Ground asparagus Asparagus aethiopicus
Groundsel bush Baccharis halimifolia
Hairy sicklepod Senna hirsuta
Harrisia cactus Harrisia species
Hawkweeds Pilosella species
Hawthorn Crataegus monogyna
Heather Calluna vulgaris
Hoary cress Lepidium draba
Holly-leaved senecio Senecio glastifolius
Horehound Marrubium vulgare
Horsetails Equisetum species
Hudson pear Cylindropuntia pallida
Hudson pear Cylindropuntia tunicata
Hydrocotyl Hydrocotyle ranunculoides
Hymenachne Hymenachne amplexicaulis and hybrids
Hymenachne Hymenachne x calamitosa
Illyrian thistle Onopordum illyricum
Indian hedge mustard Sisymbrium orientale
Japanese knotweed Fallopia japonica
Japanese walnut Juglans ailantifolia
Java bean Senna tora
Karamu Coprosma robusta
Karroo thorn Vachellia karroo
Kei apple  Dovyalis caffra
Keriberry Rubus rugosus
Khaki weed Alternanthera pungens
Kidney-leaf mud plantain Heteranthera reniformis
Kochia Bassia scoparia
Koster's curse Clidemia hirta
Kudzu Pueraria lobata
Lagarosiphon Lagarosiphon major
Laurel clockvine Thunbergia laurifolia
Leaf cactus Pereskia aculeata
Leafy elodea Egeria densa
Leucaena Leucaena leucocephala
Lincoln weed Diplotaxis tenuifolia
Lobed needle grass Nassella charruana
Long-leaved willow primrose Ludwigia longifolia
Ludwigia Ludwigia peruviana
Madeira vine Anredera cordifolia
Mahonia Berberis lomariifolia
Marshmallow Malva parviflora
Mesquite Prosopis species
Mexican bean tree Cecropia species
Mexican feather grass Nassella tenuissima
Miconia Miconia species
Mikania vine Mikania micrantha
Mimosa Mimosa pigra
Ming asparagus fern Asparagus macowanii var. zuluensis
Mirror bush Coprosma repens
Monkey's comb Pithecoctenium crucigerum
Mother-of-millions Bryophyllum species
Muskweed Myagrum perfoliatum
Mysore thorn Caesalpinia decapetala
Narrow kernel espartillo Amelichloa brachychaeta
Narrow-leaved cotton bush Gomphocarpus fruiticosus
Navua sedge Cyperus aromaticus
Neem tree Azadirachta indica
Nightstock Matthiola longipetala
Nodding thistle Carduus nutans subsp. nutans
Noogoora burr Xanthium occidentale
Noogoora burrs Xanthium strumarium
Northern barley grass Hordeum glaucum
Nutgrass Cyperus rotundus
Old man's beard Clematis vitalba
One-leaf cape tulip Moraea flaccida
Opuntia cacti Opuntia species
Ornamental asparagus Asparagus africanus
Pampas grass Cortaderia species
Paper mulberry Broussonetia papyrifera
Parkinsonia Parkinsonia aculeata
Parrot's feather Myriophyllum aquaticum
Parthenium weed Parthenium hysterophorus
Paterson's curse Echium plantagineum
Peppercorn Schinus species
Perennial ground cherry Physalis longifolia
Perennial sea lavender Limonium sinuatum
Perennial thistle Cirsium arvense
Plains prickly pear Opuntia polyacantha
Plumerillo Jarava plumose
Poison buttercup Ranunculus sceleratus
Poison ivy Toxicodendron radicans
Polygala Polygala myrtifolia
Pond apple Annona glabra
Prarie ground cherry Physalis hederifolia
Praxelis Praxelis clematidea
Prickly acacia Vachellia nilotica
Prickly lettuce Lactuca saligna
Prickly paddy melon Cucumis myriocarpus
Prickly sowthistle Sonchus asper
Puberula cactus Opuntia puberula
Purple witchweed Striga hermonthica
Ragweeds Ambrosia species
Ragwort Senecio jacobaea
Recurved thornapple Datura inoxia
Red sesbania Sesbania punicea
Red witchweed Striga asiatica
Red-flowered prickly pear Opuntia elatior
Rhus tree Toxicodendron succedaneum
Riverina pear Opuntia elata
Rubber vine Cryptostegia grandiflora
Saffron thistle Carthamus lanatus
Sagittaria Sagittaria platyphylla
Salt cedar Tamarix ramosissima
Salvinia Salvinia molesta
Salvinia Salvinia species
Scotch broom Cytisus scoparius subsp. scoparius
Scotch thistle Onopordum acanthium
Sea spurge Euphorbia paralias
Seeded banana Musa species
Senegal tea plant Gymnocoronis spilanthoides
Serrated tussock Nassella trichotoma
Shoebutton ardisia Ardisia elliptica
Siam weed Chromolaena odorata
Sicklepod Senna obtusifolia
Sicklethorn Asparagus falcatus
Silverleaf nightshade Solanum elaeagnifolium
Singapore daisy Spagneticola trilobata
Siscilian sea lavender Limonium hyblaeum
Skeleton weed Chondrilla juncea
Skunk vine Paederia foetida
Small-flowered tamarisk Tamarix parviflora
Snakefeather Asparagus scandens
South African weed orchid Disa bracteata
Sowthistle Sonchus oleraceus
Spanish broom Spartium junceum
Spanish heath Erica lusitanica
Spiked pepper Piper aduncum
Spiny burrgrass Cenchrus longispinus
Spiny emex Emex australis
Spiny rush Juncus acutus
Spongeplant Limnobium spongia
Spotted knapweed Centaurea stoebe subsp. micranthos
St. John's wort Hypericum perforatum
Stemless thistle Onopordum acaulon
Stinking lovegrass Eragrostis cilianensis
Stinkwort Dittrichia graveolens
Swamp oak Casuarina glauca
Swamp oak Casuarina obesa
Sweet briar Rosa rubiginosa
Sweet pittosporum Pittosporum undulatum
Sweet summer grass Moonochloa eruciformis
Tall fleabane Conyza sumatrensis
Taurian thistle Onopordum tauricum
Texas needle grass Nassella leucotricha
Texas prickly pear Opuntia engelmannii
Thatch grass Hyparrhenia rufa
Three cornered garlic Allium triquetrum
Three-horned bedstraw Galium tricornutum
Tobacco bush Solanum mauritianum
Tobacco weed Elephantopus mollis
Tree heath Erica arborea
Tropical soda apple Solanum viarum
Turnip weed Rapistrum rugosum
Two-leaf cape tulip Moraea miniata
Variable groundsel Senecio lautus
Variegated thistle Silybum marianum
Velvet mesquite Prosopis x glandulosa subsp. velutina
Velvet tree pear Opuntia tomentosa
Viper's bugloss Echium vulgare
Water caltrop Trapa natans
Water dropwort Oenanthe pimpinelloides
Water hyacinth Eichhornia crassipes
Water lettuce Pistia stratiotes
Water lilies Nymphaea species
Water mimosa Neptunia oleracea
Water soldier Stratiotes aloides
Water star grass Heteranthera zosterifolia
Wheel cactus Opuntia robusta
White blackberry Rubus niveus
White Spanish broom Cytisus multiflorus
White weeping broom Retama monosperma
White-edged nightshade Solanum marginatum
Wild artichoke Cynara cardunculus
Wild oats Avena species
Wild radish Raphanus raphanistrum
Wild turnip Brassica tournefortii
Willow rhus Searsia lancea
Willow-leaved lettuce Lactuca serriola
Willows Salix species
Windmill grass Chloris truncata
Winged sea lavender Limonium lobatum
Witchweeds Striga species
Yellow bells Tecoma stans
Yellow burrhead Limnocharis flava
Yellow nutgrass Cyperus esculentus
Yellow oleander Cascabela thevetia
Yellow-flowered Mexican poppy Argemone mexicana