Discovering and Exploring the Leaf-feeding Insects in Our Region

Pacific Northwest (PNW) Defoliators

What's Eating My Plants
Identify Defoliators on: Poplar Trees

Species listed here are the most common defoliators of poplar trees 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
Tent makers
tent makers
Tent damage_Fall webworm
Photo by Robin Rosetta
Tent caterpillar Tent caterpillar
Malacosoma constrictum
April-
June
Wide
spread
Native
Fall webworm Fall webworm
Hyphantria cunea
July-
Sept or
Oct.
Wide
spread
Native
 

Secondary content using h2 tag. Column 2

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