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May 2025Archived
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Arboretum All Stars logo of six petal lavender flower on a yellow-orange background
UC Master Gardener Program of Yolo County: Event

The New Arboretum Allstars and Climate Ready Plants

Jul 9, 2026

Join Katherine Bolte, GATEways Horticulturist for UCD Arboretum as she provides an overview of the UC Davis Arboretum's Climate Ready Gardening Program and All-Stars 2.0 plant list.For 30 years, the UC Davis Arboretum and Public Garden has provided guidance to the region's gardeners through the All-stars…
UC Master Gardener Program of Yolo County
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looking up at the capitol building
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Advocate

UC ANR researchers, academics, and staff work at the intersection of science and public policy. When you advocate for UC ANR, you help protect the funding and partnerships that bring our work to communities across California. Take ActionScience and public higher education are under pressure. Here are…
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Volunteer

UC ANR volunteer programs put trained community members at the center of research, conservation, and education. Find a program below and discover how your time and skills can make a difference.  California Naturalist Certification ProgramThe UC California Naturalist Certification Program introduces…
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ANR Contracts & Grants Updates: Article

Crop Protection and Pest Management and CA Strawberry Commission

May 21, 2026
By Kendra T Rose
Crop Protection and Pest Management (CPPM) Program FY 2026USDA NIFA has released the FY 2026 funding opportunity for the Crop Protection and Pest Management (CPPM) Program. This program supports integrated, multifunctional research, Extension, and education activities focused on addressing high-priority pest…
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Thrips/TSWV status in Yolo & Colusa: Article

2026 4th Report-- May 21

May 21, 2026
By Patricia A Lazicki, Neil McRoberts
Tomato planting is wrapping up, and some early-planted fields are approaching canopy closure. Mid-to late-May has been on the warm side of normal, and the estimates for upcoming thrips generations have been moved slightly forward. Generation Predicted date Gen 3 peak adults 5/24 Gen 4 egg hatch 6/1 Gen…
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Argentine ant crawling on honey-coated spoon. (Photo by Kathy Keatley Garvey)

What He Discovered After Large-Scale Argentine Ant Removals

May 21, 2026
By Kathy Keatley Garvey
 The invasive Argentine ant (Linepithema humile), a significant pest in both agricultural and urban settings, is known for its supercolonies that render substantial harm to flora and fauna, including native arthropods, vertebrates and plants.Enter Professor David Holway of the UC San Diego Department of…
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Vince Trotter headshot for water and food growing webinar banner
Grown in Marin: Event

Food Safety: Water for Irrigation and Produce Washing

Jun 4, 2026

In this webinar, Vince Trotter (Sustainable Ag Coordinator and Ag Ombuds for UCCE Marin) will discuss the two main kinds of water on a produce farm and explore systems for maintaining food safety in both. The presentation will be followed by an opportunity for Q&A, and live Spanish interpretation will be…
Grown in Marin
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Colorful flowers in an area designed to attract pollinators

Yo’Ville Community Garden champions healthy food and local resiliency

May 21, 2026
Next to a tidy neighborhood in Southwest Fresno, the non-profit organization Fresno Metro Ministry, alongside a team of dedicated volunteers, has nurtured a 7.5-acre garden and farm into a productive community hub.The Yo’Ville Community Garden and Farm boosts neighbors’ food security, guides novice gardeners…
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Lavender flowers and a blue cloudy sky

This week in the garden: May 22 - 28

May 21, 2026
“I try to rely less and less on controlling nature. Instead, I am learning to live with its chaos.” ~ Mas Masumoto TasksMonitor fruiting pear and apple trees for codling moth. To control powdery mildew on grapevines, apply sulfur every 14 days until fruit begins to…
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