Ongoing research

Fungal spores on plant leaves
UC Master Gardeners of San Mateo & San Francisco Counties: Event

Master Gardener Plant Clinic at the San Mateo Arboretum

May 3, 2026

Come anytime between 12:00 to 3:00 pm for this walk-in plant clinic. UC Master Gardeners will be available to answer your questions from general information to advice about specific problems. Bring samples of your problem plants in clear plastics bags for better diagnosis. If you suspect insect damage,…
UC Master Gardeners of San Mateo & San Francisco Counties
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Serramonte Farmers' Market
UC Master Gardeners of San Mateo & San Francisco Counties: Event

Master Gardener Education Table at the Serramonte Farmers' Market

May 21, 2026

Visit the UC Master Gardener education table at the Serramonte Farmers’ Market. Master Gardener volunteers will be available every other Thursday to answer questions regarding plants, planting techniques, garden pests and more.The market is located behind the multi-level garage by Crunch Fitness. Photo…
UC Master Gardeners of San Mateo & San Francisco Counties
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Serramonte Farmers' Market
UC Master Gardeners of San Mateo & San Francisco Counties: Event

Master Gardener Education Table at the Serramonte Farmers' Market

May 7, 2026

Visit the UC Master Gardener education table at the Serramonte Farmers’ Market. Master Gardener volunteers will be available every other Thursday to answer questions regarding plants, planting techniques, garden pests and more.The market is located behind the multi-level garage by Crunch Fitness. Photo…
UC Master Gardeners of San Mateo & San Francisco Counties
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Meyer lemon plant
UC Master Gardeners of San Mateo & San Francisco Counties: Event

Citrus for All!

May 13, 2026

Everyone should have at least one citrus tree in their landscape. You will learn which varieties thrive in our area.  How and where to plant them, common problems and diseases, and a discussion about the Huanglongbing disease and the threat it poses.UC Master Gardener Presenters Kathleen Putnam and…
UC Master Gardeners of San Mateo & San Francisco Counties
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Bright red strawberries
Bug Squad: Article

What You Should Know about 'Berries Vs. Bugs'

April 3, 2026
By Kathy Keatley Garvey
 If you want to learn more about strawberry pests, don't miss this UC Davis Department of Entomology and Nematology seminar.UC Davis doctoral alumnus Mohammad Amir Aghaee, the entomology program leader at the California Polytechnic University Strawberry Center, will discuss "Berries vs Bugs: Challenges…
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Goldspotted Oak Borer: Page

GSOB Blitz events in Ventura County

County: Ventura County Team Name: Oak Park GSOB Blitz Day/Date: Saturday, April 25, 2026 Time: 9:00 AM - 11:30 AM Location: Oak Canyon Community Park 5600 Hollytree Drive, Oak Park, CA 91377 Minimum Age/Restrictions: Children/youth 6 years and older with a parent or guardian Contact/s:  Julie Clark,…
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Livestock guardian dog surrounded by sheep
Ranching in the Sierra Foothills: Article

Musings on Livestock Guardian Dogs

April 3, 2026
By Daniel K Macon
 If you've followed Ranching in the Sierra Foothills for very long, you'll know that I've written about livestock guardian dogs (LGDs) frequently. I've owned LGDs for 20 years; I've researched their effectiveness and behavior for nearly 9. As a sheep (and recently, goat) producer in the Sierra foothills…
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Stanislaus County: Article

Evapotranspiration Water Use Report 04/03/26

April 3, 2026
By Yolanda Cruz
Please find the attached document to provide the previous week’s estimated water use report in terms of evapotranspiration for almonds, peaches, walnuts, established vineyard, alfalfa, and pasture in Stanislaus County. This report may be used as a guide in your irrigation schedule for the…
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Goldspotted Oak Borer: Page

GSOB Blitz events in Los Angeles County

County: Los Angeles Day/Date: Saturday, April 25, 2026 Team Name: UCLA Stunt Ranch Reserve Time: 9:00 AM - 1:00 PM Location: UCLA Stunt Ranch Reserve 1201 Stunt Rd, Calabasas, CA 91302 Minimum Age: No minimum age requirement; however, children and youth must be accompanied by an adult. Contact/s: …
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