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

Posts Tagged: pest

What's that Sticky Stuff on my Car?

Whitish wax and sticky honeydew from woolly hackberry aphid on hackberry tree. (Jack Kelly Clark)

It's hot outside, so like a lot of people, you try to park your car under a tree in parking lots...

Posted on Monday, September 11, 2017 at 9:40 AM
Tags: citricola scale (1), honeydew (1), pest (38), sooty mold (1), trees (1), UC IPM (16), woolly hackberry aphid (1)

Citrus Greening Disease Quarantine Extended

Leaf yellowing in one-quarter of citrus tree canopy due to huanglongbing. (M.E. Rogers)

Alert from CDFA Plant Health and Prevention Services The California Department of Food and...

Posted on Wednesday, August 30, 2017 at 3:38 PM
Tags: Asian citrus psylld (4), disease (3), greening (1), huanglongbing (10), invasive (7), pest (38), UC IPM (16)

Riverside tree found infected with citrus greening disease

The tiny Asian citrus psyllid can transmit the deadly disease, huanglongbing (citrus greening).

The California Department of Food and Agriculture (CDFA) and the United States Department of...

Posted on Wednesday, July 26, 2017 at 4:11 PM
Tags: ACP (10), Asian citrus psylld (4), citrus (5), disease (3), HLB (8), huanglongbing (10), pest (38), Riverside (1), tree (2), UC IPM (16)

Woody Weed Invaders Publication Revised

Algerian ivy. (Joseph M. DiTomaso)

Controlling unwanted trees, shrubs, and woody perennial grasses can be difficult in landscapes,...

Posted on Monday, July 17, 2017 at 3:31 PM
Tags: DiTomaso (1), invasives (1), Kyser (1), pest (38), plants (1), shrub (1), sprout (1), tree (2), UC IPM (16), weeds (2), woody (1)

Bronze Bug: A New Threat to Eucalyptus Trees in California

Fig 1. Bronze bug adult. [G. Arakelian]

[From the May 2017 issue of the UC IPM Green Bulletin] The bronze bug (Thaumastocoris peregrinus)...

Posted on Monday, June 12, 2017 at 10:40 AM
Tags: Arakelian (1), bronze bug (1), california (4), eucalypt (1), eucalyptus (1), Hodel (2), hosts (1), invasive (7), Ohara. (1), parasitic wasps (1), pest (38), Thaumastocoris peregrinus (1)

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