Pests

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Two red and brown chickens standing on grass
Urban & Community IPM Webinars: Event

Pests of Backyard Chickens

Event Date
Jan 15, 2026

Join Dr. Amy Murillo discussing pests of backyard chickens including lice, mites, and fleas.
Urban & Community IPM Webinars
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Irregular red or reddish-purple blotches on grape leaves, starting at the base of the shoots and progressing upward.
UC Ag Experts Talk Webinar Series: Event

Webinar: In-house Diagnostics for Disease Management: LAMP for Red Blotch Detection in Grapevines

Event Date
Nov 12, 2025

This webinar is part of the UC Ag Experts Talk series. Dr. Monica Cooper, Viticulture Farm Advisor with the University of California Cooperative Extension, Napa County, will give an introduction to grapevine red blotch virus (GRBV) including its ecology, physiological impacts, symptoms, and management. She…
UC Ag Experts Talk Webinar Series
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Small, reddish-brown insect clear wings, each with a dark spot near the tip, and a dark brown thorax with gray or black longitudinal stripes and a white crescent-shaped spot.
UC Ag Experts Talk Webinar Series: Event

Webinar: Updates on Major Olive Pests and their Management in California

Event Date
Oct 15, 2025

This webinar is part of the UC Ag Experts Talk series. Dr. Sudan Gyawaly, Area Integrated Pest Management Advisor with the University of California Cooperative Extension in Butte, Sutter-Yuba, Colusa, Glenn, and Tehama Counties, will discuss an overview of the current knowledge of major olive pests and their…
UC Ag Experts Talk Webinar Series
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Small pink and translucent mite with eight legs, four stretched to the front and four stretched back, on a pale orange surface.
UC Ag Experts Talk Webinar Series: Event

Webinar: Citrus Leprosis Threat, Mites, and Mite Management

Event Date
Aug 27, 2025

Presenters: Dr. Sandipa Gautam, Cooperative Extension Area Citrus IPM Advisor, UC Agriculture and Natural Resources; Dr. Kris Godfrey, Project Scientist, Contained Research Facility, UC Davis; Dr. Daniel Carrillo, Assistant Professor, Entomology & Nematology Department, University of Florida; Tera Pitman…
UC Ag Experts Talk Webinar Series
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Green alfalfa field with scattered blooms of purple flowers blowing in the wind.
UC Ag Experts Talk Webinar Series: Event

Webinar: Pest Management in Alfalfa, Small Grains, and Garbanzo Beans

Event Date
Sep 24, 2025

This webinar is part of the UC Ag Experts Talk series. Dr. Michelle Leinfelder-Miles, Delta Crops Resource Management Advisor with the University of California Cooperative Extension, San Joaquin County, will discuss the principles of Integrated Pest Management and pest management in alfalfa, small grains,…
UC Ag Experts Talk Webinar Series
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Oval-shaped insect with triangular marking on its back with membranous wings
UC Ag Experts Talk Webinar Series: Event

Webinar: Field Crop Insect and Weed Management Updates

Event Date
Aug 6, 2025

This webinar is part of the UC Ag Experts Talk series. Nicholas Clark, Associate Cooperative Extension Area Agronomic Cropping Systems and Nutrient Management Advisor, will give an introduction of agronomic cropping systems and their current weed and insect pest management challenges. He will describe…
UC Ag Experts Talk Webinar Series
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blacklegged tick on a leaf

Watch Out for Ticks

July 22, 2026
By Yulie Velez
Blood-sucking ticks can spread bacteria and other germs when they bite, causing diseases like Lyme disease in people and pets. Fortunately, a few simple precautions can go a long way in reducing your exposure to ticks. Preventing Tick BitesTicks are efficient hitchhikers—they can easily latch on to your…
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Earwig on walnut leaf.

Got Earwigs in Your Garden?

July 13, 2026
By Yulie Velez
Earwigs, sometimes also called pincherbugs, can be damaging or just a nuisance around our homes and gardens. While these insect pests aren’t harmful to humans, they can cause quite the ruckus in home gardens. The most common species found in California is the European earwig, Forficula auricularia. This…
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Flowing river with trees in the distant background

Tangled Ecosystems: Protecting California from Invasive Water Species

July 8, 2026
By Cherie Shook
A few strands of thin, feathery, green plants growing under the dock didn’t catch anyone’s attention last spring. But those strands spread quickly and within months the lake’s calm waters were tangled in mats of the feathery Eurasian watermilfoil, an aggressive aquatic plant that grows quickly and clogs…
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Text reads "Pest Tips for July". In the background you see a picture of a summer garden, abundant with flowers and fruit trees.

July Pest Management Tips

July 1, 2026
By Yulie Velez
Summer is in full force and while it's been quite hot in many parts of California, it's been very cool in others. That's why UC IPM's Seasonal Landscape IPM Checklist is a useful tool to help you figure out what to do in your region each month! Here are some general tips for keeping your landscape…
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