Western Larch Casebearer (Coleophora laricella) Infestation
widespread outbreak in Northeast Oregon Blue Mounatins in 1975
copyright 1975-2018 - Gildemeister

Larch casebearer Infestation
Fry Meadow area - Northeast Oregon 1975

Larch casebearer Infestation
Rondowa area - Northeast Oregon 1975

Larch casebearer Infestation
Fry Meadow area - Northeast Oregon 1975

Larch casebearer egg & needle case

Larch casebearer larvae emerging from needle

Larch casebearer larvae

Collecting Agathis wasp for release

Genn Parsons, Boise Cascade chief forester
releasing predatory Agathis wasp on Western Larch

Agathis wasp and Larch casebearer case