Apple of Sodom
A poisonous shrub that grazing stock will avoid, therefore reducing available grazing land.
Originally from South Africa Boneseed is named due to the white, bone-like appearance of its seeds.
Buddleia often forms in river beds which can alter water flow, causing silt build-up and flooding.
Forms dense mats that shade out native species and is extremely toxic to farm animals.
Produces a large number of seeds that are spread by birds to form dense stands which prevent native species from establishing.
Chinese windmill palm
A single straight trunk with leaves that are fan-shaped and divided into narrow leaflets.
A fast growing tree, rapidly maturing and producing a lot of seeds that are released in late summer.
Coast tea tree
Waves flush sand from underneath the tree roots causing erosion and creating steep dune slopes.
Has masses of shining red or orange berries and matures very quickly to form dense stands.
Named after Charles Darwin – who discovered it in South America in 1835. It was brought to New Zealand for hedging.
Can reach 30m in height. It's flowers have a fragrant smell and hang in droopy clusters.
A deciduous shrub or small tree, spreading or thicket forming with suckering roots and smooth bark.
Popular as a hedging plant due to its hardy nature and exceptionally fast growth rate.
Kauri dieback disease
Kauri dieback disease is both incurable and fatal in kauri trees - potentially threatening the existence of whole kauri forests.
An evergreen tree with smooth bark and whitish flowers which are followed by bunches of berry-like fruit.
The Phoenix palm can grow up to 18m tall with sharp spines and originates from the Canary Islands.
Prickly pear cactus
Leaves are big paddle-like structures, fleshy and heavy with spikes dotted over them.
Rice paper plant
Gets its name from the widespread (incorrect) belief that the plant is used to make rice paper.
Grows rapidly and produces a large number of seeds, which birds eat and disperse widely.
Sydney golden wattle
Native to Australia where, even in its native habitat, it is considered a pest of some coastal areas.
White edged nightshade
A member of the nightshade family, dust from the plant can cause respiratory irritation.