This update report concerns the eradication of the official finding of a larva of Apriona in the Netherlands in one plant of Enkianthus perulatus ‘Tower style’. The organism is not yet listed as a harmful organism in the EU Regulation (EU) 2019/2072, however Apriona
germari, Apriona rugicollis and Apriona cinerea will be regulated by the EU as Annex II quarantine organisms, as part of the new amendment of the Annexes of 2019/2072 which will come into force on 11 January 2022, and is listed on the EPPO A1 list.
Official phytosanitary measures have been taken on all possible host plants at the tree nursery. All deciduous trees and Pinus trees were blocked and have been inspected. All 151 Enkianthus plants at the company and three Enkianthus plants from the private garden of the owner have been inspected, destructive sampled and destroyed including the root balls. Two samples were sent to the laboratory, however these were diagnosed as no quarantine organism. A survey has been performed at other companies, public green and private gardens in 100m around the tree nursery. In total 14 samples have been taken from 13 deciduous trees and no quarantine organisms have been found.
Trace back investigations showed that Enkianthus trees are bought via a trading company in another Member State. This Member State has been informed. Trace forward investigations showed that Enkianthus plants from this tree nursery have been delivered
between 2017 and 2021 to two other Member States, which are informed about these deliveries. Following the completion of measures at the tree nursery concerned, and the survey in the vicinity, eradication is confirmed. During the summer of 2022 a monitoring survey will be scheduled in this area. Identity of the pest Apriona spp., probably Apriona germari Categorization of the pest EPPO A1 Location: Province of Zuid Holland.
Reason of the notification: First report
How the pest was found (e.g. (3) phytosanitary inspections at the tree nursey related to an outbreak notification of another harmful organism from another Member State Information on the infested area, severity and source of the outbreak – Inspections have been performed at the tree nursery. Three Enkianthus perulatus ‘Tower style’ plants were
found with possible larval or exit holes opened up further by woodpecker activity and have been sampled. One small larva of Apriona was found inside the tree.
Read the complete report here.
