UK Risk Register Details for Phenacoccus peruvianus

Pest has been archived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 The information on this pest was correct as of 04/08/2020, but is no longer actively maintained.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 04/08/2020

Common Names

  • bougainvillea mealybug

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] 3
Spread [1 - 5] 2
Impact [1 - 5] 3
Value at Risk [1 - 5] 4
Likelihood x Impact [1 - 25] 9
UK Relative Risk Rating [1 - 125] 36

Current Mitigations

  • show / hide

Key mitigation for pest



Industry Scheme

Contingency Plan



Mitigated Risks

Likelihood [1 - 5] 3
Spread [1 - 5] 2
Impact [1 - 5] 3
Value at Risk [1 - 5] 4
Likelihood x Impact [1 - 25] 9
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
Spain Present
Greece Present
Turkey Present
United Kingdom Absent
France Present
Italy Present
Portugal Present
South America
Argentina Present
Peru Present
Tunisia Present

Type of Pest

  • Insect (Hemiptera)

Host or Industry at Risk

  • show / hide

Protected cultivation

Major Hosts

  • Alternanthera Forssk.
  • Araujia sericifera Brot.
  • Aucuba japonica Thunb.
  • Baccharis L.
  • Bougainvillea Willd./Comm. Ex Juss. Corr. Spach
  • Bougainvillea glabra Choisy In Dc.
  • Buddleia (=Buddleja) L.
  • Capsicum annuum L.
  • Cestrum L.
  • Cestrum nocturnum L.
  • Citharexylum quadrangulare Jacq.
  • Eupatorium L.
  • Justicia L.
  • Myoporum laetum G.Forst.
  • Solanum L.

Threats to Protected Cultivation

  • Only protected crops

Forest Tree Pests and Pathogens

Further Information

PRA Availability

UK (2011)

Regulation and EPPO listing

  • show / hide

Not currently listed

Actions Indicated

  • show / hide


No statutory action against findings

General Comments

Mealybug pest of Bougainvillea spreading rapidly around Mediterranean, following introduction from South America. Detected on a Capsicum crop in Austria in 2014 (but now eradicated). Growers should monitor for its presence and take appropriate action.