Pest Management & Plant Health

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UC Weed Science (weed control, management, ecology, and minutia): Article

'Dry fallowing' ground may aid in weedy rice control

April 21, 2021
By Gale Perez
From Western FarmPress Written by Todd Fitchette | Apr 20, 2021 California rice growers with troublesome patches of weedy rice, or red rice, may want to take advantage of the drought and low water allocations to fallow those fields with known populations of the plant.
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Figure 1. Many brands of total release foggers or "bug bombs" are available to consumers.
The Stanislaus Sprout: Article

Bug Bombs—Dangerous and Not Always Effective

April 19, 2021
By Anne E Schellman
[From Pests in the Urban Landscape blog] Insecticide foggers, also known as total release foggers or bug bombs (Figure 1), are popular products widely available in many retail nurseries and garden centers as well as drug stores, supermarkets, and convenience stores.
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A screen shot of Greg Kareofelas' video on Gulf Fritillaries.
Entomology & Nematology News: Article

What's a Picnic Without Bugs?

April 16, 2021
By Kathy Keatley Garvey
What's a picnic without bugs? Entomological offerings will be showcased at the 107th annual UC Davis Picnic Day, themed "Discovering Silver Linings," to take place virtually on Saturday, April 17.
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Aphids on roses (Credit: K Windbiel-Rojas)
Pests in the Urban Landscape: Article

Aphid-eating Insects

April 14, 2021
By Karey Windbiel-Rojas
Aphids are really bad this year! This is what we've been hearing on social media and from many home gardeners. Aphids can curl leaves, stunt plant growth, and make a mess by the sticky honeydew they exude. Some aphid species create galls which can also damage plants.
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Before and after hosing aphids off with water. [Credit: K. Windbiel-Rojas]

Hose off those aphids!

April 14, 2021
By Karey Windbiel-Rojas
I've been hearing people say the aphids are really bad this year. While we can't confirm whether that is true, I know my roses are covered! There are many ways aphids can be controlled in the garden and landscape.
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Black and red adult lady beetle on a green leaf.
Pests in the Urban Landscape: Article

Good Bug Scavenger Hunt for Picnic Day 2021

April 13, 2021
The annual Picnic Day celebration at UC Davis is going virtual! Most years, the UC IPM urban & community team participates by giving out ladybugs to kids and families at our educational booth to teach people about the good bugs that help control pests in the garden and landscape.
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A light colored bush with a sky with some clouds taken at sunset.
The Backyard Gardener: Article

Mosquito Season

April 13, 2021
By Dustin W Blakey
I was out last night above the river to take some pictures, and I noticed that as the sun went behind the mountains I was joined by some unwelcome visitors: mosquitoes. I suspect they were males as I didn't end up with any bites, and they were mostly hovering above me.
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