Tag Archives: insect

BMSB egg masses and nymphs now in orchards

Posted on July 20, 2022 by Nik Wiman

Brown marmorated stink bug (BMSB, Halyomorpha halys) is a direct pest of hazelnuts across its invaded range worldwide including in the Pacific Northwest. Our program began redistribution efforts of the biological control agent Trissolcus japonicus soon after it was discovered … Continue reading →

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Rusty Tussock Moth in Hazelnuts

Posted on July 19, 2022 by Nik Wiman

We have noted the presence of rusty tussock moth (Orgyia antiqua) feeding in our hazelnut plots for the last two seasons. This insect seems not to be a pest, only an incidental feeder that causes minor defoliation. The larvae are … Continue reading →

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