UC Master Gardeners, Santa Clara County, CA
University of California
UC Master Gardeners, Santa Clara County, CA

Posts Tagged: borer

Reducing the Spread of Invasive Pests in Cut Wood

Figure 1. Firewood left behind from tree care operations can harbor pests. (Credit: Karey Windbiel-Rojas)

[Originally published in the Fall 2018 issue of the Green Bulletin. Modified slightly from...

Posted on Tuesday, November 6, 2018 at 2:41 PM
Tags: arborist (1), borer (4), disease (41), firewood (7), invasive (40), pest (95), tree (19), UCIPM (72)
Focus Area Tags: Pest Management, Yard & Garden

Invasive Spotlight: Wrapping Up California Invasive Species Action Week

Huanglongbing, the disease carried by the Asian citrus psyllid, causes asymmetrical yellow mottling of leaves and odd shape and greening of fruit. (Credit: Dr. Susan E. Halbert)

This week, we put the spotlight on invasive species and how these non-native plants, animals, and...

Posted on Saturday, June 9, 2018 at 10:00 PM
Focus Area Tags: Pest Management, Yard & Garden

Invasive Spotlight: Shot Hole Borers and the Diseases They Carry

Discolored patches on bark from polyphagous shot hole borer adults boring into a tree trunk. (Credit: Akif Eskalen Lab, UC Riverside)

Shot hole borers are tiny insects the size of a sesame seed that don't look particularly harmful,...

Poster
Poster

Posted on Thursday, June 7, 2018 at 10:00 PM
Focus Area Tags: Pest Management, Yard & Garden

Invasive Shot Hole Borers Threatening Trees in Southern California

Fig.1. Adult female Polyhagous shot hole borer (Euwallaceae sp.).

[From the December 2016 issue of the UC IPM Green Bulletin] The Polyphagous shot hole borer (PSHB)...

Posted on Wednesday, January 4, 2017 at 1:10 PM
Tags: borer (4), control (53), detection (2), dieback (5), fungus (4), fusarium (5), graphium (1), hosts (2), KSHB (1), Kuroshio (2), management (40), paracremonium (1), polyphagous (5), PSHB (4), shot hole (3), trees (13)

Coral Trees in California at Risk

Adult Erythrina stem borer. [A. Sourakov]

[From the April-May 2016 issue of the UC IPM Green Bulletin] The Erythrina stem borer (ESB)...

Posted on Tuesday, May 10, 2016 at 4:18 PM
Tags: coral trees (0), erythrina (0), ESB (0), stem borer (0), UCIPM (0)
 
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