Tag Archives: hazelnuts

Pest Alert: California root borer in hazelnuts

A few years back we were trying to attract flatheaded borers (Buprestidae) to traps when we realized another borer pest may also be problematic in hazelnuts. Working with a pheromone company (AlphaScents, Canby OR) we deployed some pheromone of the … Continue reading

Posted in IPM | Tagged , , , , , , , | Leave a comment

Brown, aborted nuts linked to Pseudomonas infection

Hazelnut growers around the world are familiar with the bacterial pathogen Xanthomonas arboricola pv. corylina, which is the cause of bacterial blight. Historically, no other bacterial pathogens have been problematic in Oregon hazelnuts. However, this season I became concerned with … Continue reading

Posted in Disease | Tagged , , , , | Leave a comment