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- African feather grass (Cenchrus caudatus)
- Bathurst bur (Xanthium spinosum)
- boneseed (Osteospermum moniliferum)
- broom (Cytisus scoparius)
- cathedral bells (Cobaea scandens)
- Chilean needle grass (Nassella neesiana)
- Chinese pennisetum (Cenchrus alopecuroides)
- cotton thistle (Onopordum acanthium)
- eel grass (Vallisneria australis)
- evergreen buckthorn (Rhamnus alaternus)
- gorse (Ulex europaeus)
- kangaroo grass (Themeda triandra)
- Madeira vine (Anredera cordifolia)
- moth plant (Araujia sericifera)
- nassella tussock (Nassella trichotoma)
- needle grass (Austrostipa rudis)
- parrot's feather (Myriophyllum aquaticum)
- purple loosestrife (Lythrum salicaria)
- reed sweet grass (Glyceria maxima)
- rough horsetail (Equisetum hyemale)
- tall wheatgrass (Thinopyrum obtusiflorum)
- white-edged nightshade (Solanum marginatum)
- woolly nightshade (Solanum mauritianum)
- woolly safflower (Carthamus lanatus)