Landcare Research - Manaaki Whenua

Landcare-Research -Manaaki Whenua

Identifying weeds

For this project, we will highlight several ways to identify weeds, including interactive keys, guidebooks, and sharing your observations and images online.

Cover: An Illustrated Guide to Common Weeds of New Zealand
An Illustrated Guide to Common Weeds of New Zealand

Free copies of this popular guidebook are given to each participating school.


NPPA Booklet
National Pest Plant Accord (NPPA) booklet

Free copies this booklet are provided to the students. This manual lists more than 160 species banned from sale and distribution in New Zealand. Its purpose is to prevent the propagation and spread of pest plants through the commercial and casual trade.


Weeds key screenshot
Online Key to the Weed Species of New Zealand

This key is used for weed identification. It is a powerful identification tool that includes 650 species and 11,000 images.


Weed observations on NatureWatch NZ