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

Pests in the Urban Landscape

Brown Widows Get Foothold in Southern California

Figure 2. A mature adult female brown widow spider showing mottling. (R. Vetter)

[From the February 2013 issue of the UC IPM Green Bulletin newsletter] During the last 10 years, a...

Posted on Tuesday, April 22, 2014 at 1:31 PM
Tags: black widow (3), brown widow (1), spider (7)

Biological Fungicides: Do They Work and Are They Safe?

Powdery mildew in roses can be managed with foliar applications of the biofungicide Bacillus subtilis.

[From the April 2014 issue of the UC IPM Green Bulletin newsletter] The term biofungicide can have...

Posted on Friday, April 18, 2014 at 10:00 AM
Tags: biofungicide (1)

IPM Certification Programs for Urban Pest Management Professionals

IPM Certification Programs

[From the April 2014 issue of the UC IPM Green Bulletin newsletter] Many consumers are asking for...

Posted on Wednesday, April 16, 2014 at 10:00 AM

Exotic Pests Invade California Landscapes

Bagrada bug nymphs and adults.

[From the April 2014 issue of the UC IPM Green Bulletin newsletter] Over the last several decades...

Posted on Monday, April 14, 2014 at 4:23 PM

Lights, Camera, Action: Battling those Aphids!

Rose aphid infestation

The recent warm spring weather has stimulated aphid outbreaks in many landscapes and gardens. Two...

Posted on Thursday, April 10, 2014 at 10:58 AM
Tags: aphid (4), video (7)

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