African lovegrass (Eragrotis curvula)
African Olive (Olea europaea subspecies cuspidata)
Aleppo pine (Pinus halepensis)
Arum lily (Zantedeschia aethiopica)
Black knapweed (Centaurea nigra)
Black locust (Robinia pseudoacacia)
Blue Flax Lilly (Dianella caerulea)
Broom (Cytisus scoparius cultivars)
Buckshorn Plantain (Plantago coronopus)
Camphor tree (Cinnamomum camphora)
Castor oil plant (Ricinus communis)
Chinese celtis (Celtis sinensis)
Chinese privet (Ligustrum sinense)
Corky Passionfruit (Passiflora suberosa)
Cotoneaster (Cotoneaster spp.)
Dandelion (Taraxacum officinale)
Downy Thornapple (Datura inoxia)
Eurasian Watermilfoil (Myriophyllum spicatum)
Glossy nightshade (Solanum americanum)
Groundsel bush (Baccharis halimifolia)
Himalayan honeysuckle (Leycesteria formosa)
Honey Locust Tree (Gleditsia triacanthos)
Japanese honeysuckle (Lonicera japonica)
Large-leaved Privet (Ligustrum lucidum)
Lombardy poplar (Populus nigra ‘Italica’)
Moth plants (Araujia sericifera)
Nettle (Urtica urens, U. incisa)
Noogoora Burr (Xanthium occidentale)
Ox-Eye Daisy (Leucanthemum vulgare)
Paddy’s lucerne (Sida rhombifolia)
Perennial thistle (Cirsium vulgare)
Petty spurge (Euphorbia peplus)
Perennial thistle (Cirsium arvense)
Potato weed (Galinsoga parviflora)
Prickly lettuce (Lactuca serriola)
Red Clover (Trifoloum pratense)
Ribwort Plantain (Plantago lanceolata)
Saffron thistle (Carthamus lanatus)
Sagittaria (Sagittaria platyphylla)
Salsify (Tragopogon porrifolius)
Scotch thistle (Onopordum acaulon)
Scurvy weed (Commelina cyanea)
Shepherd purse (Capsella bursa-pastoris)
Skeleton weed (Chondrilla juncea)
St John’s Wort (Hypericum perforatum)
Sticky Cape Gooseberry (Physalis viscosa)
Sweet pittosporum (Pittosporum undulatum)
Thornapple (Datura stramonium)
Topped lavander (Lavandula stoechas)
Tree of Heaven (Ailanthus altissima)
Trad (Tradescantia fluminensis)
Turkey Rhubarb (Acetosa sagittata)
Variegated thistle (Sylibum marianum)
Warrigal greens (Tetragonia tetragonoides)
Water hyacinth (Eichhornia crassipes)
White Clover (Trifolium repens)
Wild fennel (Foeniculum vulgare)
Great website. My daughter brought home something that looked like a choko. However, it turned out to be a Moth Vine fruit, listed mostly as a noxious pest. Your site gave us some other information. A weed is anything that grows in the wrong spot as viewed by the person making the judgement of course. Thanks for a great site!