Our use of Cookies

This site uses only cookiesstrictly necessaryto ensure the site works correctly.

Please read about how we use cookies.

Hide this message

Strictly necessary and non-essential cookies

Accept all cookies

Accept necessary cookies only

Set Cookie Preferences

By clicking accept all cookies, you agree to our use of cookies and to our cookie policy.

We use third-party cookies on this site.

You have accepted necessary cookies only

You can change your cookie settings at any time

Hide this message

UK Risk Register Details for Cronartium quercuum f. sp. fusiforme

This record was last updated on 18/06/2020

Common Names

  • Fusiform rust of pine
  • Rust of oak
  • Southern fusiform rust
  • Southern fusiform rust of pine

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)
  • Cut flowers or branches
  • Non-squared wood
  • Bark

Risk Ratings and Current Mitigations

Unmitigated Risks

Likelihood [1 - 5] 3
Spread [1 - 5] 5
Impact [1 - 5] 3
Value at Risk [1 - 5] 5
Likelihood x Impact [1 - 25] 9
UK Relative Risk Rating [1 - 125] 45

Current Mitigations

  • show / hide

Key mitigation for pest

Regulated quarantine pest



Industry Scheme

Contingency Plan



Mitigated Risks

Likelihood [1 - 5] 1
Spread [1 - 5] 5
Impact [1 - 5] 3
Value at Risk [1 - 5] 5
Likelihood x Impact [1 - 25] 3
UK Relative Risk Rating [1 - 125] 15

Proposed Actions

Proposed Actions



Management By Industry

Targeted Survey


Contingency Plan



Distribution and Pest Details


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

Type of Pest

  • Fungus

Host or Industry at Risk

  • show / hide

Pinus, Quercus

Major Hosts

  • Castanea dentata (Marsh.) Borkh.
  • Pinus L.
  • Pinus contorta Dougl. Ex Loud.
  • Pinus elliottii Engelm.
  • Pinus ponderosa Dougl. Ex P. & C.Laws.
  • Pinus radiata D.Don
  • Pinus rigida Mill.
  • Pinus serotina Michx.
  • Pinus taeda L.
  • Quercus L.
  • Quercus nigra L.
  • Quercus phellos L.

Threats to Protected Cultivation

Forest Tree Pests and Pathogens

  • Broadleaved & Coniferous

Further Information

PRA Availability

PRA not available

Regulation and EPPO listing

  • show / hide

Regulated quarantine pest (as Cronartium spp.). EPPO A1 (as C. fusiforme)

Actions Indicated

  • show / hide


Statutory action against findings

General Comments

A rust of pine and oak in North America, whose hosts are subject to import prohibitions and restrictions from North America.

Further Information


  • show / hide

Key uncertainty for pest

Suitability of UK Quercus species as alternate hosts.


Current distribution






UK distribution