- *Ageratum houstonianum (Billy Goat Weed, Blue Top)
- *Ardisia crenulata (Ardisia)
- *Asparagus aethiopicus (Basket Asparagus)
- *Baccharis halimifolia (Groundsel)
- *Bidens pilosa (Cobblers pegs)
- *Bryophyllum tubiflorum (Mother of Millions)
- *Canna indica (Canna Lily)
- *Catharanthus roseus (Pink Periwinkle (mauve and white also))
- *Cenchrus echinatus (Mosman River Gress)
- *Conyza bonariensis (Fleabane)
- *Crassocephalum crepidioides (Thickhead)
- *Cyperus prolifer (Dwarf Papyrus)
- *Desmodium uncinatum (Silver-leaved Desmodium)
- *Digitaria didactyla (Queensland Blue Couch)
- *Eragrostis bahiensis
- *Eragrostis curvula (African Love Grass, Weeping Love Grass)
- *Euphorbia cyathophora (Painted Spurge)
- *Gomphocarpus physocarpus (Balloon Cotton)
- *Impatiens sp. (Busy Lizzie, Balsam)
- *Ipomoea cairica (Mile-a-Minute)
- *Lantana camara (Lantana)
- *Lotononis bainesii (Lotononis)
- *Macroptilium atropurpureum (Siratro)
- *Macrotyloma axillare (Archer axillaries, Perennial Horse Gram)
- *Murraya exotica (Mock Orange, Murraya)
- *Nephrolepis cordifolia (Fishbone Fern)
- *Ochna serralata (Mickey Mouse Plant)
- *Panicum maximum (now *Megathyrsus maximum) (Guinea Grass, Green Panic)
- *Schinus terebinthifolia (Broadleaf Pepper Tree)
- *Solanum americanum