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 yellow nutsedge plant. (Credit: Jack Kelly Clark)
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Nutgrass Can Drive You Nuts

May 29th, 2018
By Anne E Schellman
Nutgrass, also called nutsedge, could easily be one of the top 5 nuisance weeds gardeners deal with in the garden and landscape. While we don't know that for sure, we do know that nutsedge is a very challenging weed to control.
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Plant problem diagnostic tool menu.
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Curling Leaves on Plants

May 21st, 2018
By Anne E Schellman
If you are puzzled by curling leaves on plants in your garden or landscape, you may need to do some detective work to figure out the cause. Curling leaves can be caused by many problems, including insect damage, disease, abiotic disorders, or even herbicides.
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Lemons on a tree. (Credit: Pixabay.com)
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Asian Citrus Psyllid Found in San Luis Obispo County

May 11th, 2018
By Anne E Schellman
San Luis Obispo County has seen more than 20 detections of Asian citrus psyllid (ACP) since January 2018, according to Citrus Insider. The majority of these invasive insects have been found in the backyards of residential properties in the city of Nipomo.
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Purplish, scabby spots on apricot fruit and holes in leaves caused by shot hole disease. (Credit: Jack Kelly Clark)
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Fruit Tree Monitoring for Pests

May 7th, 2018
By Anne E Schellman
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.
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Life stages of the western blacklegged tick. From left to right: adult female, adult male, nymph, and larva. (Credit: CA Department of Public Health)
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Lyme Disease in California

May 1st, 2018
By Anne E Schellman
May is Lyme Disease Awareness Month, giving us an opportunity to shine a spotlight on a serious illness transmitted by certain ticks. Lyme disease is often associated with the northeastern and upper Midwestern areas of the United States.
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