Tree pests and diseases
Find out about some of the pests and diseases that threaten our trees – native, urban, and forest. These pests and diseases are a priority for Biosecurity New Zealand. They're not in New Zealand and we want to keep it that way.
Tree pests and diseases Sitemap
The purpose of this list
These pests and diseases of trees are part of Biosecurity New Zealand's priority list. The list helps us target resources to ensure we are:
- anticipating potential threats
- actively managing the risk
- ready to respond if any of these pests or diseases arrive.
The pests and diseases that are a risk to trees we grow for food are on the 'horticultural' list.
- Horticultural priority pests and diseases
- Check the complete list of priority pests and diseases of biosecurity concern to plant and aquatic health
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Biosecurity is a team effort. We all have a role to play, helping protect New Zealand from pests and diseases.
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