First records of damage caused by Lymantria dispar in Estonia
In Estonia, there have been sporadic records of Lymantria dispar (Lepidoptera: Lymantriidae) in the past. Adults were first observed in 1967 in Ida-Viru county, and a few times since 2009 in Tartu county and the Island of Saaremaa. In July 2017, extensive damage caused by larvae, covering approximately 10 ha, was reported for the first time on the Island of Saaremaa. The affected species were Acer sp., Betula sp., Crataegus sp., Filipendula sp., Malus sp., Phragmites australis, Quercus sp., Salix sp., and Typha sp. No official phytosanitary measures will be taken.
The pest status of Lymantria dispar in Estonia is officially declared as: Present, only in some areas.
NPPO of Estonia (2017-09).