Plant Parasites of Europe

leafminers, galls and fungi

Galerucella pusilla

Galerucella pusilla (Duftschmidt, 1825)

golden loosestrife beetle

Galerucella pusilla larva

Lythrum salicaria, Canada © Agriculture and Agri-Food Canada Archive


Full-depth corridor; frass in a central line. Corridor sides irregularly eaten out. The larva vacates the mine rather soon and continues living freely under the leaf, causing extensive window feeding.

host plants

Lythraceae, monophagous

Lythrum salicaria.


Larvae mine in July (Hering, 1957a).


BE recorded (Fauna Europaea, 2007).

NE recorded (Beenen & Winkelman, 1993a; Fauna Europaea, 2007).

LUX not observed (Fauna Europaea, 2007).

distribution within Europe

From the Iberian Peninsula, Ireland and Norway to Mongolia (Cox, 2007a; Fauna Europaea, 2007; Warchalowski, 2003a).


See Steinhausen (1994a, 1996b, 2002a).


Altica, Neogalerucella, Pyrrhalta, pusilla.


After its introduction in North America, purple loosestrife has developed into a serious pest. For its biological control subsequently G. pusilla has been imported there.

Not considered a leafminer by most authors.


Beenen & Winkelman (1993a), Bukejs (2009d), Cox (2007a), Farina (2015a), Gavrilović & Ćurčić (2013a), Hering (1957a), Hubble (2010a), Ilie (2017a), Kofler (2011a), Pozsgai (2005a), Regalin, Bezděk, Penati & Ciapponi (2006a), Robbins (1991a), Rozner & Rozner (2008a), Sønderup (1949a), Steinhausen (1994a, 1996b, 2002a), Tempère (1971a), Tomov, Gruev, Vig & Merk (1996a), Warchalowski (2003a).

Last modified 22.iii.2024