| Family | Weed | Common Name | Origin |
| Salviniaceae | Salvinia molesta | Soutn America |
| Family | Weed | Common Name | Origin |
| Cabombaceae | Cabomba caroliniana | Cabomba | America |
| Verbenaceae | Lantana camara | Lantana | Tropical South America |
| Oleaceae | Ligustrum lucidum | Large-leaved privet | China and Japan |
| Ligustrum sinense | Small-leaved privet | Native to Asia | |
| Caprifoliaceae | Lonicera japonica | Japanese honeysuckle | China and Japan |
| Rosaceae | Rubus fruticosus | Blackberry | Europe |
| Family | Weed | Common Name | Origin |
| Iridaceae | Crocosmia x crocosmiiflora | Montbretia | A hybrid of two tropical South African species and originally produced in France |
| Commelinaceae | Tradescantia albiflora | Trad, Wandering Jew | South America |