UK Risk Register Details for Xanthomonas arboricola pv. pruni

Common Names

  • Bacterial canker of stone fruits
  • Bacterial leaf spot of prunus
  • Bacterial leaf spot of stone fruits
  • Bacterial shot-hole of stone fruits
  • Black spot of plum
  • Shot hole

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
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] 5
Spread [1 - 5] 2
Impact [1 - 5] 3
Value at Risk [1 - 5] 3
Likelihood x Impact [1 - 25] 15
UK Relative Risk Rating [1 - 125] 45

Current Mitigations

  • show / hide

Key mitigation for pest

EU regulated pest



Industry Scheme

Contingency Plan



Mitigated Risks

Likelihood [1 - 5] 4
Spread [1 - 5] 2
Impact [1 - 5] 3
Value at Risk [1 - 5] 3
Likelihood x Impact [1 - 25] 12
UK Relative Risk Rating [1 - 125] 36

Proposed Actions

Proposed Actions



Management By Industry

Targeted Survey


Contingency Plan



Distribution and Pest Details


Country Status Notes
Europe Present
Bulgaria Present
Switzerland Present
Spain Present
France Present
United Kingdom Absent
Hungary Present
Italy Present
Moldova Present
Montenegro Present
Netherlands Present
Romania Present
Russia Present
Slovenia Present
Ukraine Present
North America
Bermuda Present
Canada Present
Mexico Present
United States Present
South America
Argentina Present
Uruguay Present
Oceania Present
Australia Present
New Zealand Present
Africa Present
South Africa Present
Zimbabwe Present
Asia Present
China Present
India Present
Iran Present
Japan Present
North Korea Present
South Korea Present
Lebanon Present
Pakistan Present
Saudi Arabia Present
Tajikistan Present
Taiwan Present

Type of Pest

  • Bacterium

Host or Industry at Risk

  • show / hide


Major Hosts

  • Prunus L.
  • Prunus armeniaca L.
  • Prunus domestica ssp. domestica L.
  • Prunus laurocerasus L.
  • Prunus persica Batsch
  • Prunus salicina Lindl.

Threats to Protected Cultivation

Forest Tree Pests and Pathogens

Further Information

PRA Availability

PRA not available

EU and EPPO Listing


Actions Indicated

  • show / hide


Statutory action against findings. Survey to establish whether pathogen is present in the UK beyond commercial premises and awareness raising.

General Comments

First UK outbreak in 2013 on planting material imported from the Netherlands, with subsequent findings. Regulatory status is under review at EU level. Awareness raising can help to reduce the likelihood of introduction and impacts.