|
|
|
Spruce budmoths - Epinotia spp.; orange spruce needleminer - Coleotechnites piceaella
|
Symptoms / species
|
Impact / measures
|
Pictures
|
Occurrence map
|
 | | Pale, mined needles, inside without feces; at first a few of them spinned together by feces of the caterpillars; Epinotia tedella larger nests, with the Pygmy needle tortricid as well as the orange spruce needleminer the nests remain more scattered and are not densily packed. Under protected conditions the nests may remain several years on the shoots.
| | | Affected tree species | Spruce; | | Affected parts | Needle; |
|
| Damage commonly neglectible; only Epinotia tedella may cause loss of increment, mass infestations usually are limited by two years.
Curative measures
Normally none necessary
|
| Single needles spinned together with shavings | | Small cocoon with several needles | | Epinotia tedella: numerous, densely packed cocoons (mass propagation) | | Epinotia tedella: imago | | Young caterpillar in a mined needle | | Damage by the orange spruce needleminer |
| 2016
Guttaring | | Muhr | 2011
Winklern | | Sankt Gallenkirch | 2007
Geras | | Neumarkt im Mühlkreis | 2006
Stanz im Mürztal | 2005
Turnau | 2003
Metnitz | | Breitenau am Hochlantsch | 2001
Hadersdorf-Kammern | 2000
Graz | | Sankt Veit an der Glan | | Sankt Andrä |
|
|
