Pest Management & Plant Health

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List of options for turf removal
The Bee Gardener: Article

Build Your Own Bee Haven -- Preparation

May 6, 2024
I've spoken with countless gardeners over the years who wish to start their own bee haven. That's great -- the bees need all the help we can give them. But the most misunderstood part of the process is how much preparation needs to take place before a single plant goes in the ground.
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May IPM tips

May Pest Prevention Tips

May 6, 2024
By Lauren Fordyce
May is here and with all the fluctuations in our weather lately, there is a lot going on in the landscape! Follow these general tips for the month of May to prevent pests. To see more tips specific to your region, visit the Seasonal Landscape IPM Checklist on the UC IPM website.
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Downybrome, Italian ryegrass, winter wheat
UC Weed Science (weed control, management, ecology, and minutia): Article

Creative weed management approaches using forage crops

May 5, 2024
By Gale Perez
In my previous position as the Extension Dryland Cropping Systems Specialist with the University of Nebraska Panhandle Research and Extension Center in Scottsbluff, I focused my research efforts on intensifying and diversifying the winter wheat-fallow cropping system.
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Haramrit Gill
ANR News Releases: Article

UC ANR adds 9 experts in water, wildfire, pest management and more

May 3, 2024
By Pamela S Kan-Rice
To help more Californians address challenging issues, University of California Agriculture and Natural Resources has hired UC Cooperative Extension experts to work in communities stretching from Humboldt and Siskiyou counties in the north, and south to San Diego County.
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Figure 1. From left to right: Silverleaf nightshade (Solanum elaegnifolium), Black nightshade (Solanum nigrum), Hairy nightshade (Solanum physalifolium). Weeds in the nightshade family can be found in orchards and in annual crops. Silverleaf nightshade produces silver green leaves, violet flowers, and yellow berries. Black and hairy nightshades produce white flowers and black berries. UC IPM.
UC Weed Science (weed control, management, ecology, and minutia): Article

Silverleaf nightshade in young pistachio orchards

May 2, 2024
By Jorge A Angeles
Silverleaf nightshade, Solanum Elaeagnifolium, is perennial weed that is native to South America, Mexico, American Southwest and Southern States.
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Two round beetles with orangish red bodies and black spots on a green leaf.

Is the Multicolored Asian Lady Beetle Bad?

May 1, 2024
By Lauren Fordyce
The multicolored Asian lady beetle, Harmonia axyridis, has a bad reputation. There is a common myth online that this lady beetle (ladybug) is invasive and aggressive, which can sometimes lead to people killing these beetles.
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UC Riverside logo

JOB ANNOUNCEMENT :: Assistant Professor of Extension in Weed Management

April 30, 2024
By Gale Perez
Position title: Assistant Professor of Extension/Assistant Cooperative Extension Specialist in Weed Management in Agronomic Crops Job #JPF01902 Location: Riverside, CA APPLICATION WINDOW Open date: April 17, 2024 Next review date: Wednesday, Jun 12, 2024 at 11:59pm (Pacific Time) Apply by this date...
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UC Weed Science 2024 events

ANNOUNCEMENT :: UC Weed Science 2024 events

April 29, 2024
By Gale Perez
Mark your calendar... Diagnosing Herbicide Symptoms 2024 link https://wric.ucdavis.edu/events/diagnosing_herbicide_symptoms_2024.html Weed Day 2024 link https://wric.ucdavis.edu/events/weed_day_2024.
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Beetle on a white rose damaged by it.
The Stanislaus Sprout: Article

Hoplia Beetles on light colored roses and other flowers

April 29, 2024
By Anne E Schellman
You may have noticed swarms of flying insects landing on your roses, calla lillies, hydrangeas, and other flowers. If you look closely, you'll see the insect inside the flower, and the chewing damage on the petals.
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