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Posts Tagged: disease

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 original.] Invasive insects and diseases are threatening numerous tree species throughout the country. Impacts include tree mortality, destruction of forest and...

Posted on Tuesday, November 6, 2018 at 2:41 PM
Tags: arborist (1), borer (2), disease (29), firewood (3), invasive (6), pest (7), tree (5), UCIPM (4)
Focus Area Tags: Pest Management Yard & Garden

Asian Citrus Psyllid publication updated

Adult and nymphs of the Asian citrus psyllid. (Credit: Michael E. Rogers, University of Florida)

The Asian citrus psyllid is an insect that can carry a deadly tree disease called Huanglongbing or citrus greening. To help educate people about the seriousness of this disease, how it spreads, and how to deal with it, the UC IPM program has published an...

Adult and nymphs of the Asian citrus psyllid. (Credit: Michael E. Rogers, University of Florida)
Adult and nymphs of the Asian citrus psyllid. (Credit: Michael E. Rogers, University of Florida)

Adult and nymphs of the Asian citrus psyllid. (Credit: Michael E. Rogers, University of Florida)

PDF of ACP Pest Notes
PDF of ACP Pest Notes

PDF of ACP Pest Notes

Posted on Monday, October 22, 2018 at 8:52 PM
Tags: Asian citrus psylld (5), Daugherty (1), disease (29), Grafton-Cardwell (3), insect (1), IPM (2), pest (7), tree (5)
Focus Area Tags: Pest Management Yard & Garden

Summer-it’s a time for swimming, BBQs, camping, and eating invasive species

If you've got a great recipe for invasive brown garden snail, the webiste Eat the Invaders wants to know! Don't bring snails and other animals into California for food. That's how the brown garden snail ended up here in the 1850's. (Credit: Jack Kelly Clark)

During California Invasive Species Action Week (June 2 – June 10), we highlighted several pests, but there are many more invasive species out there. Now that you know about them, share your knowledge of invasive species with others. And no matter...

Posted on Monday, June 18, 2018 at 9:14 AM
Tags: California (3), disease (29), firewood (3), garden (2), infestation (1), invasive species (2), pests (5), summer (2), UC IPM (18)
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 pathogens damage California's economy and environment. You Can Make a Difference Shot hole borers and the diseases they carry, and Asian citrus psyllid...

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, 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...

Poster
Poster

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

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