Attachment 2 - Noosa Biosecurity Plan 2026-2031

9. Invasive Species List
Prohibited invasive plants – Schedule 1, Part 3 Biosecurity Act 2014

(WONS – Weeds of National Significance)

acacias non-indigenous to Australia (Acaciella spp., Mariosousa spp., Senegalia spp. and Vachellia
spp. other than Vachellia nilotica, Vachellia farnesiana)
anchored water hyacinth (Eichhornia azurea)
annual thunbergia (Thunbergia annua)
bitterweed (Helenium amarum)
candleberry myrtle (Morella faya)
cholla cactus (Cylindropuntia spp. and hybrids other than C. fulgida, C. imbricata, C. prolifera, C.
rosea, C. spinosior and C. tunicata) WONS
Christ’s thorn (Ziziphus spina-christi)
Eurasian water milfoil (Myriophyllum spicatum)
fanworts (Cabomba spp. other than C. caroliniana)
floating water chestnuts (Trapa spp.)
harrisia cactus (Harrisia spp. syn. Eriocereus spp. other than H. martinii, H. tortuosa and H.
pomanensis syn. Cereus pomanensis)
honey locust (Gleditsia spp. other than G. triacanthos)
horsetails (Equisetum spp.)
kochia (Bassia scoparia syn. Kochia scoparia)
lagarosiphon (Lagarosiphon major)
mesquites (all Prosopis spp. and hybrids other than P. glandulosa, P. pallida and P. velutina)
WONS
Mexican bean tree (all Cecropia spp. other than C. pachystachya, C. palmata and C. peltata)
miconia (Miconia spp. other than M. calvescens, M. cionotricha, M. nervosa and M. racemosa)
mikania (Mikania spp. other than M. micrantha)
Peruvian primrose bush (Ludwigia peruviana)
Prickly pear (Opuntia spp. other than O. aurantiaca, O. elata, O. ficus-indica, O. microdasys, O.
monacantha, O. stricta, O. streptacantha and O. tomentosa)
red sesbania (Sesbania punicea)
salvinias (Salvinia spp. other than S. molesta) WONS
serrated tussock (Nassella trichotoma) WONS
Siam weed (Chromolaena spp. other than C. odorata and C. squalida)
spiked pepper (Piper aduncum)
Tropical soda apple (Solanum viarum)
water soldiers (Stratiotes aloides)
witch weeds (Striga spp. other than native species)




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Noosa Biosecurity Plan