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Posts Tagged: pest

Summer Spider Sightings

Adult flower or crab spider. (Credit: Jack Kelly Clark)

When you see spiders in your garden, you may wonder if they can hurt you or your pets. The good news is, most spiders are not likely to bite or cause lasting harm if they do. Plus, they provide natural pest control! Here are a few spiders commonly found...

Posted on Sunday, July 8, 2018 at 9:27 PM
Tags: black widow (1), control (5), crab (1), garden (2), harmless (1), jumping (1), lynx (1), orb (1), pest (52), poisonous (1), spider (3), UC IPM (28), weaver (1), webs (1), wolf (1)
Focus Area Tags: Pest Management Yard & Garden

Invasive Spotlight: Red Imported Fire Ant

Red imported fire ant. (Credit:

The red imported fire ant, or RIFA for short, is no ordinary red ant. This invasive pest lives up to its name, delivering a sting that causes a burning sensation when its venom is injected into the skin. People sometimes confuse RIFA with the native...

Posted on Friday, June 8, 2018 at 10:00 PM
Tags: bite (1), CDFA (5), invasive species (1), nurseries (1), pest (52), red imported fire ant (1), RIFA (1), southern California (1), sting (1), UC IPM (28), venom (1)
Focus Area Tags: Pest Management Yard & Garden

Invasive Spotlight: Asian Citrus Psyllid and Huanglongbing Disease


As part of our coverage of California Invasive Species Action Week, today we focus on a pair of invasive species that “work” together: an insect called the Asian citrus psyllid and the plant disease it can spread, huanglongbing. Our...

Posted on Sunday, June 3, 2018 at 11:02 PM
Tags: ACP (11), Asian citrus psyllid (8), citrus (6), disease (5), economic harm (1), HLB (9), huanglongbing (11), Invasive (8), pest (52), UC IPM (28)

Fruit Tree Monitoring for Pests

Purplish, scabby spots on apricot fruit and holes in leaves caused by shot hole disease. (Credit: Jack Kelly Clark)

Stone fruit trees like apricot, cherry, nectarine, peach, plum, and prune are a staple of many backyard gardens and landscapes. Unfortunately, there are a variety of pests that can weaken trees and spoil fruit. Caring for trees correctly and monitoring...

Posted on Monday, May 7, 2018 at 1:43 PM
Tags: apricot (2), brown rot (1), cherry (3), eutypa dieback (1), monitor (2), nectarine (1), peach (1), peach leaf curl (1), pest (52), plum (1), prune (3), shot hole disease (1), spotted wing drosophila (2), UC IPM (28)
Focus Area Tags: Pest Management Yard & Garden

UC IPM at Picnic Day 2018

Lady beetles. (Credit: Jack Kelly Clark)

Come visit us at the UC Davis annual Picnic Day event this Saturday April 21, 2018! Every year, the UC Statewide IPM Program sets up informational tables as part of the Entomology Department events at Briggs Hall. As in past years, we will give out...

Posted on Thursday, April 19, 2018 at 9:57 AM
Tags: Beneficial Insects (1), pest (52), Picnic Day (1), UC Davis (1), UC IPM (28)

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