Pests in the Urban Landscape

Urban neighborhood and park.

The Pests in the Urban Landscape blog shares the latest sustainable pest management news and information from the UC IPM Urban & Community Program. 

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Mature dallisgrass plant, Paspalum dilatatum. [Credit: K Windbiel-Rojas]
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Oh Dallisgrass

October 4th, 2022
By Lauren Fordyce
Knowing what weedy grass you have in your lawn or landscape is very important in being able to properly control it. Dallisgrass is a common perennial weed that is easily identified and grows in uneven clumps in lawns and turf.
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A black-tailed jackrabbit, also known as a hare. [Credit: US Fish and Wildlife Service]
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Bad Bunnies

October 4th, 2022
By Belinda Messenger-Sikes, Lauren Fordyce
Many people think wild rabbits hopping around are adorablethere's even an international rabbit day celebrating wild and domestic rabbitsbut they're less welcome when they're eating your carefully tended garden. Wild rabbits in California can devour your garden vegetables, just like Peter Cottontail.
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Sunburned bell pepper with a necrotic spot
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What are Abiotic Plant Disorders?

October 3rd, 2022
By Lauren Fordyce, Belinda Messenger-Sikes
Abiotic plant disorders are generally caused by environmental conditions, rather than microorganisms. They are sometimes called noninfectious diseases. Abiotic disorders can develop if a plant's needs are not being met.
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Features of brown marmorated stink bugs. [Credit: Steve Jacobs, PSU]
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Invasive Pest Spotlight: Brown Marmorated Stink Bug

September 26th, 2022
By Karey Windbiel
The invasive pest spotlight focuses on emerging or potential invasive pests in California. In this issue we are covering the brown marmorated stink bug (BMSB). Brown marmorated stink bug facts BMSB can cause severe crop and garden losses and become a nuisance in and around homes and other buildings.
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A drought-tolerant garden bed of California poppies, Ceanothus, and Watsonia. Photo by Tina Saravia, UC ANR.
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Drought or Disease?

September 26th, 2022
By Karey Windbiel, Belinda Messenger-Sikes
With ongoing drought and local water restrictions in place in many areas of California, you may start to see landscape plants suffering from stress caused by a lack of water, calledwater stress. Water-stressed plants can have symptoms that resemble diseases caused by plant pathogens.
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