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- African feather grass (Cenchrus caudatus)
- Asiatic knotweed (Reynoutria japonica)
- Bathurst bur (Xanthium spinosum)
- bell-flowered cherry (Prunus campanulata)
- blue passion flower (Passiflora caerulea)
- Bohemian knotweed (Reynoutria × bohemica)
- boneseed (Osteospermum moniliferum)
- boxthorn (Lycium ferocissimum)
- Cape tulip (Moraea flaccida)
- cathedral bells (Cobaea scandens)
- Celastrus
- Chilean needle grass (Nassella neesiana)
- egeria (Elodea densa)
- Himalayan balsam (Impatiens glandulifera)
- hornwort (Ceratophyllum demersum)
- Johnson grass (Sorghum halepense)
- Madeira vine (Anredera cordifolia)
- marshwort (Nymphoides geminata)
- moth plant (Araujia sericifera)
- phragmites (Phragmites australis)
- Senegal tea (Gymnocoronis spilanthoides)
- spartina (Sporobolus alterniflorus)
- spartina (Sporobolus anglicus)
- tall reed (Phragmites karka)
- velvetleaf (Abutilon theophrasti)
- water hyacinth (Pontederia crassipes)
- woolly safflower (Carthamus lanatus)