The pest seaweed Undaria is a threat to Fiordland’s marine environment with its ability to quickly establish and outcompete native marine species.
Learn about the carnivorous weeds that can wreak havoc on New Zealand's native vegetation.
Freshwater weeds degrade New Zealand's wetlands and waterways. The plants described here pose the most serious threats.
Weeds threatening native flora and fauna on Matiu/Somes Island in Wellington Harbour.
Wilding conifers threaten to permanently alter the unique landscapes that are only found in New Zealand.
Weeds are having a significant impact on our native plant communities. Weeds smother and displace native plants and ecosystems in every part of New Zealand.
Hundreds of invasive weeds are smothering our native forests, wetlands and coastal areas, harming our wildlife and transforming our natural landscapes.
Use weed identification guides to find out which weed you're dealing with and how to control it.