Pesticide Management

A brown deer with large ears laying in tall, dry grass, looking over its shoulder toward the camera.

“Deer-Resistant” Plants – Truth or Fiction?

March 26, 2026
By Robert M Timm
Is there such a thing as a deer-proof plant? Perhaps…but there are a variety of reasons deer may choose to ignore or consume specific plant species at a particular time and place.  Certain plants native to California (and elsewhere) have evolved natural defenses against being eaten by browsing…
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Person wearing gloves pouring liquid from a measuring cup into a spray bottle on cement.
Pests in the Urban Landscape: Article

Upcoming Webinars from UC IPM

February 9, 2026
By Yulie Velez
If you missed our first Urban & Community IPM webinar of the year, Pests of Backyard Chickens, don’t fret, we have more for you! Join us every third Thursday of the month from 12:00pm to 1:00pm PT to learn about a wide range of urban pest management topics. This series is free and open to the…
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Houston Wilson, in baseball cap, gestures while doing a talk in the shade of an orchard
Employee Spotlights: Article

Wilson brings science to California’s high-priority crops

November 21, 2025
By Michael Hsu
Based at the Kearney Agricultural Research and Extension Center near Fresno, UC Cooperative Extension specialist Houston Wilson and his team develop integrated pest management (IPM) strategies for some of California’s most valuable agricultural commodities.
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Brad Hanson lecturing at Weed Science School 2023
UC Weed Science (weed control, management, ecology, and minutia): Article

Weed Science School 2025

September 4, 2025
By Sam Romano
 Weed Science School is less than two weeks away! Join the UC Davis Weed Research and Information Center for this 2.5 day course. Learn through lectures and laboratory demonstrations at the Bowley Plant Science Teaching Facility at 1200 Extension Center Drive in Davis, CA on September 16-18, 2025.Weed…
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Adult coyote walking through grass area with prey in its mouth.

Rodenticides: Further Restrictions in 2025

July 14, 2025
By Lauren Fordyce
Toxic baits, or rodenticides, used to control rodents around the home and garden can harm nontarget animals, such as pets, birds, coyotes, and other wildlife. To reduce these negative impacts, California has passed several laws to limit what rodenticides can be used, how, and by who. Here’s what you need to…
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Four men in weedy area. One is holding a measuring container while another sprays liquid into it from a wand attached to a backpack sprayer. A third person holds a clipboard and the furth holds a stopwatch.
UC Weed Science (weed control, management, ecology, and minutia): Article

New Online Course: Calibrating Herbicide Applications for Non-Agricultural Areas

April 14, 2025
By Cheryl A Reynolds
Calibration might sound intimidating, but it’s critical for safe and effective herbicide application. Proper calibration ensures that the correct amount of pesticide is applied to an area while achieving the desired level of pest control. To support land managers and pesticide applicators, the UC Statewide…
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