Browse weeds by common name
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A-D
Aaron's beard prickly pear (Opuntia leucotricha)
African boxthorn (Lycium ferocissimum)
African feather grass (Cenchrus macrourus)
African lovegrass (Eragrostis curvula)
African olive (Olea europaea subsp. cuspidata)
African turnip weed - eastern (Sisymbrium thellungii)
African turnip weed - western (Sisymbrium runcinatum)
Aleman grass (Echinochloa polystachya)
Alligator weed (Alternanthera philoxeroides)
Anchored water hyacinth (Eichhornia azurea)
Annual ragweed (Ambrosia artemisiifolia)
Arrowhead (Sagittaria calycina var. calycina)
Artichoke thistle (Cynara cardunculus)
Arum lily (Zantedeschia aethiopica)
Arundinaria reed (Arundinaria species)
Asparagus fern (Asparagus virgatus)
Asparagus weeds (Asparagus species)
Athel pine (Tamarix aphylla)
Azolla (Azolla species)
Balloon vine (Cardiospermum grandiflorum)
Bamboo (Bambusa species)
Banana passionfruit (Passiflora tarminiana )
Barleria (Barleria prionitis)
Bathurst burr (Xanthium spinosum)
Bear-skin fescue (Festuca gautieri)
Bellyache bush (Jatropha gossypifolia)
Bitou bush (Chrysanthemoides monilifera subsp. rotundata)
Black knapweed (Centaurea x moncktonii)
Black locust (Robinia pseudoacacia)
Black roly-poly (Sclerolaena muricata)
Black willow (Salix nigra)
Blackberry (Rubus fruticosus species aggregate)
Blind cactus (Opuntia rufida)
Blue heliotrope (Heliotropium amplexicaule)
Blue hound's tongue (Cynoglossum creticum)
Blue passionflower (Passiflora caerulea)
Blue periwinkle (Vinca major)
Boneseed (Chrysanthemoides monilifera subsp. monilifera)
Boxing glove cactus (Cylindropuntia fulgida var. mamillata)
Bracken fern (Pteridium esculentum)
Brazilian nightshade (Solanum seaforthianum)
Bridal creeper (Asparagus asparagoides)
Bridal veil creeper (Asparagus declinatus)
Broad-leaf pepper tree (Schinus terebinthifolia)
Broomrapes (Orobanche species)
Brown-spined Hudson pear (Cylindropuntia tunicata)
Brown-top bent (Agrostis capillaris)
Buffalo burr (Solanum rostratum)
Bunny ears cactus (Opuntia microdasys)
Burr ragweed (Ambrosia confertiflora)
Cabomba (Cabomba caroliniana)
Californian burr (Xanthium orientale)
Camel thorn (Alhagi maurorum)
Camphor laurel (Cinnamomum camphora)
Cane cactus (Austrocylindropuntia cylindrica)
Cane needle grass (Nassella hyalina)
Canna lily (Canna indica)
Cape broom (Genista monspessulana)
Cape ivy (Delairea odorata)
Cape tulip - one leaf (Moraea flaccida)
Cape tulip - two-leaf (Moraea miniata)
Carrion flower (Orbea variegata)
Cassia (Senna pendula var. glabrata)
Castor oil plant (Ricinus communis)
Cat's claw creeper (Dolichandra unguis-cati)
Cayenne snakeweed (Stachytarpheta cayennensis)
Cecropia (Cecropia species)
Cha-om (Senegalia pennata subsp. insuavis)
Cherry guava (Psidium cattleyanum)
Chicken dance cactus (Opuntia schickendantzii)
Chilean needle grass (Nassella neesiana)
Chinese celtis (Celtis sinensis)
Chinese knotweed (Persicaria chinensis)
Chinese rain tree (Koelreuteria elegans subsp. formosana)
Chinese tallow tree (Triadica sebifera)
Chinese violet (Asystasia gangetica)
Cineraria (Cineraria lyratiformis)
Climbing asparagus (Asparagus africanus)
Climbing asparagus fern (Asparagus plumosus)
Clockweed (Oenothera curtiflora)
Cockspur coral tree (Erythrina crista-galli)
Cocos palm (Syagrus romanzoffiana)
Columbus grass (Sorghum x almum)
Common pear (Opuntia stricta)
Common tansy (Tanacetum vulgare)
Common thornapple (Datura stramonium)
Coolatai grass (Hyparrhenia hirta)
Coral creeper (Barleria repens)
Corky passionfruit (Passiflora suberosa)
Corn sowthistle (Sonchus arvensis)
Cotoneaster (Cotoneaster glaucophyllus)
Creeping knapweed (Rhaponticum repens)
Creeping lantana (Lantana montevidensis)
Crofton weed (Ageratina adenophora)
Cumbungi (Typha latifolia)
Cutch tree (Senegalia catechu)
Cyperus (Cyperus bracheilema )
Devil's claw - purple-flowered (Proboscidea louisianica)
Devil's claw - yellow-flowered (Ibicella lutea)
Devil's fig (Solanum torvum)
Dipogon (Dipogon lignosus)
Dodder (Cuscuta species)
Duckweed (Lemna disperma)
E-K
East Indian hygrophila (Hygrophila polysperma)
Elodea (Elodea canadensis)
Espartillo - broad kernel (Amelichloa caudata)
Espartillo - narrow kernel (Amelichloa brachychaeta)
Eurasian water milfoil (Myriophyllum spicatum)
European hackberry (Celtis australis)
Eve's needle cactus (Austrocylindropuntia subulata)
False yellowhead (Dittrichia viscosa)
Feral olive (Olea europaea subsp. europaea)
Fine-bristled burr grass (Cenchrus brownii)
Firethorn (Pyracantha species)
Fireweed (Senecio madagascariensis)
Fishbone fern (Nephrolepis cordifolia)
Flax-leaf broom (Genista linifolia)
Fleabane (Conyza species)
Fountain grass (Cenchrus setaceus )
Foxtail fern (Asparagus densiflorus)
Freckle face (Hypoestes phyllostachya)
Frogbit (Limnobium laevigatum)
Galenia (Galenia pubescens)
Gallon's curse (Cenchrus biflorus)
Galvanised burr (Sclerolaena birchii)
Gamba grass (Andropogon gayanus)
Garden geranium (Pelargonium alchemilloides)
Giant bramble (Rubus alceifolius)
Giant devil's fig (Solanum chrysotrichum)
Giant Parramatta grass (Sporobolus fertilis)
Giant rat's tail grass (Sporobolus pyramidalis)
Giant reed (Arundo donax)
Ginger lily (Hedychium gardnerianum)
Glaucous starthistle (Carthamus leucocaulos)
Glory lily (Gloriosa superba)
Golden dodder (Cuscuta campestris)
Golden thistle (Scolymus hispanicus)
Goldflower (Hypericum kouytchense)
Gorse (Ulex europaeus)
Grader grass (Themeda quadrivalvis)
Green cestrum (Cestrum parqui)
Grey sallow (Salix cinerea)
Ground asparagus (Asparagus aethiopicus)
Groundsel bush (Baccharis halimifolia)
Harrisia cactus (Harrisia species)
Hawkweeds - Hieraciums (Hieracium species)
Hawkweeds - Pilosellas (Pilosella species)
Hawthorn (Crataegus monogyna)
Heather (Calluna vulgaris)
Hemlock (Conium maculatum)
Hoary cress (Lepidium draba)
Holly fern (Cyrtomium falcatum)
Holly leaved senecio (Senecio glastifolius)
Honey locust (Gleditsia triacanthos)
Horehound (Marrubium vulgare)
Horsetails (Equisetum species)
Hudson pear (Cylindropuntia pallida)
Hydrocotyl (Hydrocotyle ranunculoides)
Hygrophila (Hygrophila costata)
Hymenachne (Hymenachne amplexicaulis and hybrids)
Illyrian thistle (Onopordum illyricum)
Indian fig (Opuntia ficus-indica)
Indian hawthorn (Rhaphiolepis indica)
Italian bugloss (Echium italicum)
Italian cockleburr (Xanthium italicum)
Japanese honeysuckle (Lonicera japonica)
Japanese sunflower (Tithonia diversifolia)
Japanese walnut (Juglans ailantifolia)
Jasmine (Jasminum polyanthum)
Job's tears (Coix lacryma-jobi)
Johnson grass (Sorghum halepense)
Karoo acacia (Vachellia karroo)
Kei apple (Dovyalis caffra)
Khaki weed (Alternanthera pungens)
Kidney-leaf mud plantain (Heteranthera reniformis)
King devil hawkweed (Pilosella piloselloides)
Kochia (Bassia scoparia)
Koster's curse (Clidemia hirta)
Kudzu (Pueraria lobata)
L-Q
Lacy ragweed (Ambrosia tenuifolia)
Lady-of-the-night (Cestrum nocturnum)
Lagarosiphon (Lagarosiphon major)
Lantana (Lantana camara)
Laurel clock vine (Thunbergia grandiflora)
Leaf cactus (Pereskia aculeata)
Leafy elodea (Egeria densa)
Leucaena (Leucaena leucocephala)
Lippia (Phyla canescens)
Lobed needle grass (Nassella charruana)
Long-leaf willow primrose (Ludwigia longifolia)
Long-style feather grass (Cenchrus longisetus)
Ludwigia (Ludwigia peruviana)
Madeira vine (Anredera cordifolia)
Mahonia (Berberis lomariifolia)
Mesquite (Prosopis species)
Mexican feather grass (Nassella tenuissima)
Mexican poppy (Argemone ochroleuca subsp. ochroleuca)
Miconia (Miconia species)
Mikania vine (Mikania micrantha)
Mimosa (Mimosa pigra)
Mimosa bush (Vachellia farnesiana)
Ming asparagus fern (Asparagus macowanii)
Mintweed (Salvia reflexa)
Mirror bush (Coprosma repens)
Mistflower (Ageratina riparia)
Monkey's comb (Pithecoctenium crucigerum)
Montbretia (Crocosmia x crocosmiiflora)
Moonflower (Ipomoea alba)
Morning glory - coastal (Ipomoea cairica)
Morning glory - common (Ipomoea purpurea)
Morning glory - purple (Ipomoea indica)
Mossman River grass (Cenchrus echinatus)
Moth vine (Araujia sericifera)
Mother-of-millions (Bryophyllum species)
Mouse-ear hawkweed (Pilosella officinarum)
Murraya (Murraya paniculata)
Mysore thorn (Caesalpinia decapetala)
Nodding thistle (Carduus nutans subsp. nutans)
Noogoora burr (Xanthium occidentale)
Ochna (Ochna serrulata)
Oleander (Nerium oleander)
Onion weed (Asphodelus fistulosus)
Orange hawkweed (Pilosella aurantiaca)
Ox-eye daisy (Leucanthemum vulgare)
Palm grass (Setaria palmifolia)
Pampas grass (Cortaderia species)
Pampas lily of the valley (Salpichroa origanifolia)
Paper mulberry (Broussonetia papyrifera)
Parkinsonia (Parkinsonia aculeata)
Parrot's feather (Myriophyllum aquaticum)
Parthenium weed (Parthenium hysterophorus)
Paterson's curse (Echium plantagineum)
Pellitory (Parietaria judaica)
Peppercorn (Schinus species)
Perennial ground cherry (Physalis longifolia)
Perennial ragweed (Ambrosia psilostachya)
Perennial thistle (Cirsium arvense)
Plume poppy (Bocconia frutescens)
Pond apple (Annona glabra)
Prairie ground cherry (Physalis hederifolia)
Praxelis (Praxelis clematidea)
Prickly acacia (Vachellia nilotica)
Prickly pears - Austrocylindropuntias (Austrocylindropuntia species)
Prickly pears - Cylindropuntias (Cylindropuntia species)
Prickly pears - Opuntias (Opuntia species)
Privet - broad-leaf (Ligustrum lucidum)
Privet - European (Ligustrum vulgare)
Privet - narrow-leaf (Ligustrum sinense)
R-Z
Ragwort (Senecio jacobaea)
Rattlepod (Crotalaria beddomeana)
Red cestrum (Cestrum elegans)
Red ludwigia (Ludwigia repens)
Red rice (Oryza rufipogon)
Rhizomatous bamboo (Phyllostachys species)
Rhus tree (Toxicodendron succedaneum)
Rice paper plant (Tetrapanax papyrifer)
Riverina pear (Opuntia elata)
Rope pear (Cylindropuntia imbricata)
Rosewood (Tipuana tipu)
Rubber vine (Cryptostegia grandiflora)
Saffron thistle (Carthamus lanatus)
Sagittaria (Sagittaria platyphylla)
Salvinia (Salvinia molesta)
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)
Sicilian sea lavender (Limonium hyblaeum)
Sicklethorn (Asparagus falcatus)
Sifton bush (Cassinia sifton)
Silk forage sorghum (Sorghum species hybrid cultivar "Silk")
Silverleaf nightshade (Solanum elaeagnifolium)
Singapore daisy (Sphagneticola trilobata)
Siratro (Macroptilium atropurpureum)
Skunk vine (Paederia foetida)
Smooth tree pear (Opuntia monacantha)
Smooth-stemmed turnip (Brassica barrelieri subsp. oxyrrhina)
Snakefeather (Asparagus scandens)
Soldier thistle (Picnomon acarna)
South American burr (Xanthium cavanillesii)
Spanish broom (Spartium junceum)
Spanish heath (Erica lusitanica)
Spanish moss (Tillandsia usneoides)
Spear thistle (Cirsium vulgare)
Spiny burrgrass - longispinus (Cenchrus longispinus)
Spiny burrgrass - spinifex (Cenchrus spinifex)
Spiny emex (Rumex hypogaeus)
Spiny rush (Juncus acutus)
Spongeplant (Limnobium spongia)
Spotted golden thistle (Scolymus maculatus)
Spotted knapweed (Centaurea stoebe subsp. micranthos)
St. Barnaby's thistle (Centaurea solstitialis)
St. John's wort (Hypericum perforatum)
Star thistle (Centaurea calcitrapa)
Stemless thistle (Onopordum acaulon)
Sticky nightshade (Solanum sisymbriifolium)
Subterranean cape sedge (Trianoptiles solitaria)
Sweet briar (Rosa rubiginosa)
Sweet pittosporum (Pittosporum undulatum)
Taiwan lily (Lilium formosanum)
Taurian thistle (Onopordum tauricum)
Telegraph weed (Heterotheca grandiflora)
Texas blueweed (Helianthus ciliaris)
Thatch grass (Hyparrhenia rufa)
Tiger pear (Opuntia aurantiaca)
Tobacco bush (Solanum mauritianum)
Tobacco weed (Elephantopus mollis)
Trad (Tradescantia fluminensis)
Tree-of-heaven (Ailanthus altissima)
Tropical soda apple (Solanum viarum)
Turkey rhubarb (Rumex sagittatus)
Tussock paspalum (Paspalum quadrifarium)
Tutsan (Hypericum androsaemum)
Umbrella tree (Schefflera actinophylla)
Uruguayan rice grass (Piptochaetium montevidense)
Velvety tree pear (Opuntia tomentosa)
Viper's bugloss (Echium vulgare)
Wall hawkweed (Hieracium murorum)
Water caltrop (Trapa species)
Water hyacinth (Eichhornia crassipes)
Water lettuce (Pistia stratiotes)
Water mimosa (Neptunia oleracea)
Water poppy (Hydrocleys nymphoides)
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 raetam)
Wild radish (Raphanus raphanistrum)
Willow rhus (Searsia lancea)
Willows (Salix species)
Winter senna (Senna septemtrionalis)
Witchweeds (Striga species)
Yellow bells (Tecoma stans)
Yellow burrhead (Limnocharis flava)
Yellow nutgrass (Cyperus esculentus)
Yellow soldier (Lachenalia reflexa)
Yellow waterlily (Nymphaea mexicana)
