Pennisetum macrourumA perennial, clump-forming grass.
Alternanthera philoxeroidesPerennial herb - grows in water or land.
Xanthium spinosumAnnual herb - can grow up to one metre.
Lantana camara2-4m tall, smelly shrub with flowers.
Zizania latifoliaDense mat-forming perennial grass.
Araujia sericeferaEvergreen climbing vine with pods.
Cortaderia selloana, Cortaderia jubataPampas and purple pampas grass.
Ligustrum lucidum, Ligustrum sinensePrivet – tree privet and Chinese privet.
Nephrolepis cordifoliaUsually mistaken for a native plant.
Hedychium gardnerianum, H. flavescensWild ginger and yellow ginger.
Solanum mauritianumAlso known as tobacco weed.