New Zealand Government
- Department of Conservation
- MPI Biosecurity New Zealand
- Local Government NZ
- New Zealand Biodiversity Strategy
Other New Zealand Organisations
- Aotearoa Nature Space Ecological Restoration
- Southland Ecological Restoration Network
- New Zealand Landcare Trust
- New Zealand Trust for Conservation Volunteers
- Queen Elizabeth II National Trust
- Kaipatiki Project
- World Wide Fund for Nature
- Forest and Bird
- Landcare Research
- NIWA Climate, Freshwater and Ocean Science
- New Zealand Gardens Trust
- New Zealand Plant Protection Society
- EcoMatters Environment Trust Auckland
- New Zealand Plant Conservation Network
International Organisations
- Australian Weedbusters QLD
- Centre for Invasive Species Solutions Australia
- Weeds Australia
- Centre for Aquatic and Invasive Plants Directory - from the University of Florida
- The Hawaiian Ecosystems at Risk web site
- TNC Wildland Weeds Management & Research
The Nature Conservancy’s U.S. program for dealing with harmful invasive plant species threatening wild land biodiversity and invading TNC preserves. Site has weed alerts and resources on weed control. No longer actively maintained but old information still available through link.