UK Risk Register Details for Bretziella fagacearum

This record was last updated on 10/03/2020

Common Names

  • Oak wilt
  • Wilt of oak

Scenario and Pathways

Scenario for Risk Register

  • show / hide
  • Pest is introduced

Pathway Assessed for Entry to UK

  • show / hide
  • Plants for planting (except seeds bulbs and tubers)
  • Non-squared wood
  • Squared wood

Common Pathways

  • show / hide
This section is currently being developed as part of the next phase of the Risk Register.

Risk Ratings and Current Mitigations

Unmitigated Risks

Likelihood [1 - 5] 4
Spread [1 - 5] 2
Impact [1 - 5] 5
Value at Risk [1 - 5] 5
Likelihood x Impact [1 - 25] 20
UK Relative Risk Rating [1 - 125] 100

Current Mitigations

  • show / hide

Key mitigation for pest

Regulated quarantine pest

Regulation

Surveillance

Industry Scheme

Contingency Plan

Awareness

Research

Mitigated Risks

Likelihood [1 - 5] 2
Spread [1 - 5] 2
Impact [1 - 5] 5
Value at Risk [1 - 5] 5
Likelihood x Impact [1 - 25] 10
UK Relative Risk Rating [1 - 125] 50

Proposed Actions

Proposed Actions

Regulation

Deregulation

Management By Industry

Targeted Survey

PRA

Contingency Plan

Publicity

Research

Distribution and Pest Details

Distribution

Country Status Notes
Europe
United Kingdom Absent
North America Present
United States Present

Type of Pest

  • Fungus

Host or Industry at Risk

  • show / hide

Quercus

Major Hosts

  • Quercus L.
  • Quercus alba L.
  • Quercus coccinea Muenchh.
  • Quercus ellipsoidalis E.J.Hill
  • Quercus falcata Michx.
  • Quercus macrocarpa Michx.
  • Quercus palustris Muenchh./Du Roi
  • Quercus petraea (Matt.) Liebl.
  • Quercus prinus L.
  • Quercus pubescens Willd.
  • Quercus robur L.
  • Quercus rubra L.
  • Quercus shumardii Buckl.
  • Quercus stellata Wangenh.
  • Quercus velutina Lam.
  • Quercus virginiana Mill.

Threats to Protected Cultivation

Forest Tree Pests and Pathogens

  • Broadleaved

Further Information

PRA Availability

UK (2015)

Regulation and EPPO listing

  • show / hide

Regulated quarantine pest. EPPO A1

Actions Indicated

  • show / hide

Action

Statutory action against findings. Plant sentinel research to see effect on UK native oaks.

General Comments

Fungus causing impacts on oak in the USA. Research will assess the threat to UK species of oak and a review of regulations should be considered, to strengthen protection.

Risk Records for this Pest