Archive Nut, Prune and Olive Programs

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A Gulf Fritillary caterpillar on a passionflower (Passiflora) leaf. (Photo by Kathy Keatley Garvey)
Bug Squad: Article

Do You Have 'Cats?

August 4, 2021
By Kathy Keatley Garvey
If you have a passionflower vine (Passiflora), you probably have cats. No, not the four-legged ones that meow, chase mice or cavort with catnip. These 'cats or caterpillars are part of the life cycle of the Gulf Fritillary butterflies (Agraulis vanillae) and Passiflora is their host plant.
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JeansBlogPost
Placer/Nevada 4-H Blog: Article

Our 4-H Heritage

August 4, 2021
I had the pleasure of sitting down with Jean Allender (Musso) in late July. It is a joy to have the ability to reconnect with our Placer County 4-H history. Jean grew up an Auburn local. She first joined the Bowman 4-H Community Club, which met at the Bowman School, in the 1950s around the age of 9.
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A California ground squirrel on dirt.
Pests in the Urban Landscape: Article

Summertime California Ground Squirrel Management

August 4, 2021
By Niamh M Quinn, Carolyn Whitesell
Summer is upon us so what does that mean for California ground squirrel management? As a practitioner of IPM, you are likely aware that effective ground squirrel management requires an integrated approach, including knowledge of pest biology.
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Stanislaus County: Article

Kearney Alfalfa and Forage Field Day - Sept 23, 2021

August 4, 2021
September 23rd, 2021 8:00 am - 12:00 pm The annual Alfalfa and Forage Field Day returns to the Kearney Agricultural Research and Extension Center. UC Extension will be sharing research updates on alfalfa and forage variety trials, as well as irrigation, nutrient, and pest management.
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Figure 1. Mature common chickweed flower and leaves close-up.
UC Small Grains Blog: Article

Poor control of common chickweed with ALS-inhibitor herbicides reported in multiple small grain fields in the southern San Joaquin Valley. Is it a new case of herbicide resistance in California?

August 4, 2021
By Gale Perez
Common chickweed (Stellaria media) (Figure 1) is a winter annual found throughout California and considered to be one of the most common broadleaf weeds infesting cereal crops (also referred as small grains) in the state (Wilen 2006).
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Figure 1. Mature common chickweed flower and leaves close-up.
UC Weed Science (weed control, management, ecology, and minutia): Article

Poor control of common chickweed with ALS-inhibitor herbicides reported in multiple small grain fields in the southern San Joaquin Valley. Is it a new case of herbicide resistance in California?

August 4, 2021
By Brad Hanson, Mark E Lundy, Nicholas E Clark, Sarah E Light
Common chickweed (Stellaria media) (Figure 1) is a winter annual found throughout California and considered to be one of the most common broadleaf weeds infesting cereal crops (also referred as small grains) in the state (Wilen 2006).
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Belinda
UCCE Master Gardeners of San Bernardino County Blogs: Article

Earth-Kind Roses

August 4, 2021
By Margaret J O'neill
Roses have an unfair reputation as unsustainable, high-maintenance and disease-ridden, but resilient Earth-Kind certified roses defy this stereotype! Earth-Kind roses are selected and certified by Texas A&M University through their Earth-Kind research program at the AgriLife Center.
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