Plant Parasites of Europe

leafminers, galls and fungi

Dioryctria sylvestrella

Dioryctria sylvestrella (Ratzeburg,1840)

new pine knot-horn, pine stem borer

on Picea, Pinus

Dioryctria sylvestrella: resin exudation on Pinus brutia

Pinus brutia, extruded resin (from Bilener & Avcı)


The larvae bore under the bark of the bole; an extensive extrusion of resin often is the result.

host plants

Pinaceae, oligophagous

Picea abies; Pinus brutia, halepensis, pinaster, pinea, strobus, sylvestris.

distribution within Europe

(PESI, 2020).


See Gómez de Alzpurú, Patočka & Turčáni.


Dioryctria splendidella auct.


Bilener & Avcı (2016a), Gómez de Alzpurúa (1997a), Patočka & Turčáni (2005a), Schütze (1931a), Thomann, Standfuss & Müller-Rutz (1913a), Uffeln (1930a).

Last modified 13.xii.2021