Help slow the spread of myrtle rust

Resource for gardeners - December 2019 (pdf 217 KB)

A practical resource for New Zealand gardeners to help identify myrtle rust and protect their myrtles, including pōhutukawa, rātā and ramarama.

Plant species confirmed to be infected with myrtle rust in New Zealand (pdf 570 KB)

A list of plant species confirmed to be infected with myrtle rust in New Zealand.

Resources for nurseries

It is strongly recommended that all nursery operators follow the guidelines available from the New Zealand Plant Producers Incorporated (NZPPI) website. NZPPI provides guidance on myrtle rust protocols and resources specifically designed for nurseries to manage myrtle rust.

Information on the fungicide regime used by nurseries registered with the New Zealand Plant Producers Incorporated (NZPPI) as well as a range of useful guidance is on its website.

Because myrtle rust continues to be an unwanted organism in New Zealand, owners of nurseries infected with myrtle rust have specific responsibilities under the Biosecurity Act 1993. This includes:
• not knowingly moving, releasing, or spreading myrtle rust
• not exhibiting, propagating or selling plants that you know or suspect are visibly infected with myrtle rust.

Resources for restoration planters (pdf 917 KB)

If you are planning large-scale planting and restoration programmes using myrtle plants, follow the advice in Biosecurity New Zealand's guide.

This guide was developed in collaboration with the Department of Conservation and local council representatives.

Resources for landowners with myrtle rust (pdf 410 KB)

You are not required to remove infected plants. You may leave the plant in place and monitor the progress of myrtle rust on the infected plant.

Biosecurity New Zealand has useful resources on how you can choose to manage myrtle rust on your property including:

• A map to find out if your property is in an area infected with the disease
• A how to guide with images on how to remove and dispose of infected myrtle plants
• How to monitor your plant for the disease

Susceptible myrtle plants list (pdf 477 KB)

A list of susceptible myrtle plant species based on data collected in Australia.

How to remove infected myrtle plants and safely dispose of the waste (pdf 1 MB)

This document provides advice for landowners who choose to remove infected myrtle plants on their properties. Please note that there is no requirement to remove infected plants.

Resource for gardeners (pdf 592 KB)

There is no confirmed way to stop myrtles from contracting the disease, but there are some ways that you can give your plants the best chance against it. This fact sheet is designers for gardeners.

Resources for schools

The Science Learning Hub – Pokapū Akoranga Pūtaiao links New Zealand scientists with school students, teachers and community audiences. Content is developed by teachers, teacher educators and multimedia experts working closely with New Zealand’s scientists, technologists and engineers.

Their myrtle rust page has information specifically designed for schools.

Reducing impacts through plant selection – advice for plant growers and buyers (pdf 275 KB)

This advice is for those who grow, supply, specify or buy plant stock, so that they can be informed of the risks associated with growing susceptible Myrtaceae, and recommend alternatives to increase disease resilience.