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UK Risk Register Details for Phytophthora foliorum

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

Pest has been archived

This pest has been assessed for the Risk Register and is considered to pose a low risk to the UK. The information on this pest was correct as of 21/04/2020, but is no longer actively maintained. It will only be updated if new information is received which indicates the potential for a significant increase in risk to the UK.

This record was last updated on 21/04/2020

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)

Common Pathways

  • show / hide
  • Plants for planting (except seeds bulbs and tubers)

Risk Ratings and Current Mitigations

Unmitigated Risks

Likelihood [1 - 5] 3
Spread [1 - 5] 2
Impact [1 - 5] 1
Value at Risk [1 - 5] 2
Likelihood x Impact [1 - 25] 3
UK Relative Risk Rating [1 - 125] 6

Current Mitigations

  • show / hide

Key mitigation for pest

Regulation

Surveillance

Industry Scheme

Contingency Plan

Awareness

Research

Mitigated Risks

Likelihood [1 - 5] 3
Spread [1 - 5] 2
Impact [1 - 5] 1
Value at Risk [1 - 5] 2
Likelihood x Impact [1 - 25] 3
UK Relative Risk Rating [1 - 125] 6

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
Spain Present (Unknown Distribution)
United Kingdom Absent
North America
United States Present (Limited)

Type of Pest

  • Oomycete

Host or Industry at Risk

  • show / hide

Rhododendron

Major Hosts

  • Rhododendron L.

Threats to Protected Cultivation

  • Both protected crops and outdoor production

Forest Tree Pests and Pathogens

  • Broadleaved

Further Information

PRA Availability

No

Regulation and EPPO listing

  • show / hide

Not currently listed

Actions Indicated

  • show / hide

Action

No statutory action against findings

General Comments

Fungal pathogen of rhododendron, present in USA and some parts of Europe, with a single finding in the UK, which was eradicated. Unlikely to pose a significant threat to plant health.

Further Information

Uncertainty

  • show / hide

Key uncertainty for pest

Host range of this pest

Climate

Current distribution

Hosts

Impact

Pathways

Regulation

Taxonomy

UK distribution