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UK Risk Register Details for Agrilus horni

Please note: there are high levels of uncertainty associated with the risk scores for this pest.

This record was last updated on 08/08/2022

Common Names

  • Aspen root grinder

Scenario and Pathways

Scenario for Risk Register

  • show / hide
  • Pest is introduced

Pathway Assessed for Entry to UK

  • show / hide
  • Woodchip

Common Pathways

  • show / hide
  • Cut flowers or branches
  • Non-squared wood
  • Squared wood
  • Bark
  • Wood packaging material
  • Firewood

Risk Ratings and Current Mitigations

Unmitigated Risks

Likelihood [1 - 5] 2
Spread [1 - 5] 4
Impact [1 - 5] 2
Value at Risk [1 - 5] 3
Likelihood x Impact [1 - 25] 4
UK Relative Risk Rating [1 - 125] 12

Current Mitigations

  • show / hide

Key mitigation for pest

Prohibitions and controls on key pathways; provisional quarantine pest (Great Britain)

Regulation

Surveillance

Industry Scheme

Contingency Plan

Awareness

Research

Mitigated Risks

Likelihood [1 - 5] 2
Spread [1 - 5] 4
Impact [1 - 5] 2
Value at Risk [1 - 5] 3
Likelihood x Impact [1 - 25] 4
UK Relative Risk Rating [1 - 125] 12

Proposed Actions

Proposed Actions

Regulation

Deregulation

Management By Industry

Targeted Survey

PRA

Contingency Plan

Publicity

Research

Distribution and Pest Details

Distribution

Country / Territory Status Notes
Europe
United Kingdom Absent
North America
Canada Present
United States Present

Type of Pest

  • Insect (Coleoptera)

Host or Industry at Risk

  • show / hide

Populus

Major Hosts

  • Populus L.
  • Populus alba L.
  • Populus balsamifera L.
  • Populus grandidentata Michx.
  • Populus tremula L.
  • Populus tremuloides Michx.

Threats to Protected Cultivation

  • N/A

Forest Tree Pests and Pathogens

  • Broadleaved

Further Information

PRA Availability

UK (2021)

Regulation and EPPO listing

  • show / hide

Provisional quarantine pest (Great Britain)

Actions Indicated

  • show / hide

Action

Statutory action against interceptions and outbreaks in Great Britain

General Comments

North American beetle which primarily attacks aspen suckers, that could also be economically damaging in young poplar stands and nurseries, as well as affecting the regeneration of aspen trees in the wider environment.

Further Information

Uncertainty

  • show / hide

Key uncertainty for pest

Whether this pest is able to attack more mature trees (i.e. not exclusively young suckers)

Climate

Current distribution

Hosts

Impact

Pathways

Regulation

Taxonomy

UK distribution

Risk Records for this Pest