Posts Tagged: borer

Reducing the Spread of Invasive Pests in Cut Wood

[Originally published in the Fall 2018 issue of the Green Bulletin. Modified slightly from original.] Invasive insects and diseases are threatening numerous tree species throughout the country. Impacts include tree mortality, destruction of forest and...

Invasive Spotlight: Wrapping Up California Invasive Species Action Week

This week, we put the spotlight on invasive species and how these non-native plants, animals, and pathogens damage California's economy and environment. You Can Make a Difference Shot hole borers and the diseases they carry, and Asian citrus psyllid...

Invasive Spotlight: Shot Hole Borers and the Diseases They Carry

Shot hole borers are tiny insects the size of a sesame seed that don't look particularly harmful, but don't let their diminutive size fool you. Two of these borers are invasive—the polyphagous shot hole borer and the Kuroshio shot hole borer. They...

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Invasive Shot Hole Borers Threatening Trees in Southern California

[From the December 2016 issue of the UC IPM Green Bulletin] The Polyphagous shot hole borer (PSHB) (Fig. 1) and Kuroshio shot hole borer (KSHB) are invasive wood-boring beetles that attack dozens of tree species in Southern California, including...

Coral Trees in California at Risk

[From the April-May 2016 issue of the UC IPM Green Bulletin] The Erythrina stem borer (ESB) (sometimes also known as the Erythrina twig borer), Terastia meticulosalis, a potentially devastating moth pest of Erythrina spp. (coral trees), has been sighted...

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