Discovering and Exploring the Leaf-feeding Insects in Our Region

Pacific Northwest (PNW) Defoliators

What's Eating My Trees and Shrubs
Identify Defoliators on: Blueberries, grapes and berry vines

Species listed here are the most common defoliators of blueberries, grapes and berry vines (raspberries, currants) in the Puget Sound region. Species are listed from most widespread and abundant to least common and or of limited distribution (2007 data).

Type of Defoliation Species When Where Status
Leaf -rollers
Leaf roller damage
Leaf roller
Partial roll
Oblique-banded leafroller Oblique-banded leafroller
Choristoneura rosaceana
April-
June
Wide-
spread
Native
European leaf-roller European leafroller
Archips rosanus
April-
June
Wide-
spread
Exotic,
here
since
1960's
Orange  tortrix Orange tortrix
Argyrotaenia franciscana
April-
June
Common
Wide-
spread
Native
Garden rose tortrix Garden rose tortrix
Acleris variegana
April-
June
Less
common
Wide-
spread
Exotic
 

Secondary content using h2 tag. Column 2

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