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Urban IPM in Yolo, Sacramento, and Solano counties

Welcome

syrphid fly
This is the web page of Karey Windbiel-Rojas, Area Urban Integrated Pest Management Advisor for UC Cooperative Extension serving Sacramento, Yolo, and Solano counties.

For information on various home, garden, turf, and landscape pests, please visit the UC Statewide IPM Program web site to find specific science-based pest management information.

If you have home or garden pest questions, contact your local UC Master Gardener office by visiting their web site or help line:

Yolo County or call (530) 666-8143
Sacramento County or call (916) 876-5338
Solano County or call (707) 784-1322

You can also find UC Master Gardeners offices in other counties at http://mg.ucanr.edu/FindUs.

Contact information:
2801 Second Street, Davis, CA 95618
(530) 750-1241 (office)
(916) 291-7791 (cell)
kwindbiel@ucanr.edu

 

 

 

 

Follow my blog and the UC IPM statewide blog:

Urban Pest News
  • TLE-2022-Karey-Windbiel-Rojas-062322
    Organic Herbicides presentation on June 23

    For anyone interested in how organic herbicides compare to glyphosate in turf and landscape situations, come join this live webinar on June 23 at 11:00 PST. I will present data from recent research trials and discuss considerations for using organic...


    By Karey Windbiel-Rojas
    Author - Associate Director for Urban & Community IPM/ Area Urban IPM Advisor
  • California ground squirrel
    Squirrels: Topic for Webinar on May 19

    If you are battling with ground squirrels or tree squirrels around your home or property, join us on Thursday, May 19 at noon for UC IPM's one-hour seminar on Squirrels! Dr. Niamh Quinn, UC ANR's Human-Wildlife Interaction Advisor in Orange, Los Angeles,...


    By Karey Windbiel-Rojas
    Author - Associate Director for Urban & Community IPM/ Area Urban IPM Advisor
  • Before and after hosing aphids off with water. [Credit: K. Windbiel-Rojas]
    Hose off those aphids!

    I've been hearing people say the aphids are really bad this year. While we can't confirm whether that is true, I know my roses are covered! There are many ways aphids can be controlled in the garden and landscape. Naturally occurring insects such as lady...


    By Karey Windbiel-Rojas
    Author - Associate Director for Urban & Community IPM/ Area Urban IPM Advisor
  • Invasive pests.
    Invasive pests: Stopping the Spread

    Invasive pests threaten California's natural environments, agricultural production, structures, landscapes and gardens, causing billions of dollars of damage to our agricultural systems and natural areas each...


    By Karey Windbiel-Rojas
    Author - Associate Director for Urban & Community IPM/ Area Urban IPM Advisor
  • Infographic on disinfectants from National Pesticide Information Center.
    Using Disinfectants Correctly

    Many people have increased their use of disinfectants and sanitizers due to the COVID-19 crisis. It is important to use these products correctly to ensure they are effective and to protect one's health. See the infograph below from the National Pesticide...


    By Karey Windbiel-Rojas
    Author - Associate Director for Urban & Community IPM/ Area Urban IPM Advisor
Pests in the Urban Landscape
  • Jumping spider eating a fly. [Credit: Jack Kelly Clark]
    Webinars: Spiders, Pesticides and Water!

    Are you concerned about pesticides in our waterways? Join us on August 18, 2022 at noon for UC IPM's free monthly webinar to learn how to keep surface water clean by reducing pesticide use and runoff. The webinar will be presented by Karey...


    By Karey Windbiel-Rojas
    Author - Associate Director for Urban & Community IPM/ Area Urban IPM Advisor
  • Thinning canopy is an early sign of Bot canker. [Credit: J. Downer]
    Bot Canker: Have You Heard of It?

    Ever heard of Bot canker? "Bot" stands for Botryosphaeria which is a plant disease that results in cankers of trees and other woody plants.   This fungal disease can be worse under drought conditions when trees are stressed. Early symptoms like...


    By Karey Windbiel-Rojas
    Author - Associate Director for Urban & Community IPM/ Area Urban IPM Advisor
  • Leaves of a river red gum eucalyptus tree covered with redgum lerp psyllids. The white growths are the “lerp” produced by the immature (nymph) stage of the insect. [Credit: Jack Kelly Clark]
    Redgum Lerp Psyllid Resource Updated

    If you have eucalyptus trees, you might have noticed white, crusty growth on the leaves. Or maybe you saw a sticky, blackened mess of fallen leaves under a eucalyptus tree. These are signs of the redgum lerp psyllid, one of the most common psyllid pests...


    By Karey Windbiel-Rojas
    Author - Associate Director for Urban & Community IPM/ Area Urban IPM Advisor
  • Fig. 1. Three-lined cockroaches. [Credit: Casey Hubble, UCCE]
    Three-lined Cockroach: an Introduced Nuisance Pest in California

    [Originally published in the Summer 2022 issue of the UC IPM Green Bulletin] The three-lined cockroach, Luridiblatta trivittata, (Figure 1) is the smallest cockroach species in California, with adults averaging only 5–7 mm in length. This newly...


  • Fig 1 Adult female of Polyhagous shot hole borer
    Invasive Shothole Borers Threaten California’s Urban Forests

    When tiny tree-killing beetles first arrived in Southern California several years ago and began destroying urban and riparian forests, they raised widespread concerns among both tree experts and affected communities. More recently, invasive shothole...


    By Beatriz Nobua-Behrmann
    Author - Urban Forestry and Natural Resources Advisor
    By Karey Windbiel-Rojas
    Posted by - Associate Director for Urban & Community IPM/ Area Urban IPM Advisor