Archive Nut, Prune and Olive Programs

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HLB fruit
Topics in Subtropics: Article

Non-transgenic HLB Resistant Citrus

July 3, 2025
By Ben A Faber
Two non-transgenic genome-edited orange plants — a Hamlin and a Valencia that may resist HLB — have been federally approved and are ready for Florida growers. Nian Wang, University of Florida Institute of Food and Agricultural Sciences eminent scholar endowed chair in biotechnology, reported this news in a…
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Central Park Gardens Rose and Flower
UC Master Gardener Program of Yolo County: Article

Demonstration Gardens

July 2, 2025
By Paula Haley
Central Park Gardens of Davis Central Park Gardens is a beautiful, volunteer-managed public garden located in Davis Central Park. The garden is located on B Street between Third and Fourth Streets in Downtown Davis. The gardens feature a broad variety of regionally-appropriate plants selected by Master…
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Attack on Science blog

Illuminating the Attack on Science

July 2, 2025
By Kathy Keatley Garvey
 If you missed the July 1st UC Davis-based webinar, "Beyond the Headlines: The Invisible Power of Academic Research in America," featuring Nobel Laureate Randy Schekman of UC Berkeley and other Nobel Laureates and two dozen other scholars, not to worry.The webinar is on YouTube at https://youtu.be/Tq5…
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UC Master Gardener Program of Contra Costa County: Article

Loose Leaves for this summer

July 2, 2025
By Hedwig L Van Den Broeck
 Summer in the garden moves fast—and so do the updates. From can’t-miss events to helpful tips and timely reminders, here’s a round-up of noteworthy bits and pieces to keep you informed, inspired, and one step ahead in the dirt. 1. Tree Alert: Invasive Beetle Spreading Closer to Contra CostaThe…
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UC Master Gardeners of San Mateo & San Francisco Counties: Event

What went wrong in my summer garden

Event Date
Oct 8, 2025

Gardening can be fickle and full of learning opportunities. Things go wrong even for experienced gardeners. Zucchini plants produce no fruit.  Tomatoes have rotten bottoms.  Powdery mildew shows up everywhere. The list goes on and on.Join Master Gardener Jonathan Propp as we share “What Went Wrong…
UC Master Gardeners of San Mateo & San Francisco Counties
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Lake Merritt
UC Environmental Stewards: Page

Rotary Nature Center Friends

This UC California Naturalist course offered through Rotary Nature Center Friends explores the natural history of Lake Merritt, a modern urban estuary - its history and ecology, its human interactions, and its relationship to San Francisco Bay and the central California region. It will engage you in citizen…
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UC Master Gardeners of San Mateo & San Francisco Counties: Event

Seeds: Exploring Anatomy and the Art of Preservation

Event Date
Aug 13, 2025

Dive into the fascinating world of seeds. This engaging seminar will uncover the intricate anatomy of seeds, revealing their hidden structures and the science behind their ability to store and grow life. Discover how understanding seed anatomy can enhance your ability to save seeds effectively and ensure…
UC Master Gardeners of San Mateo & San Francisco Counties
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UC Master Gardeners of San Mateo & San Francisco Counties: Event

Roses - summer watering- pruning & deadheading

Event Date
Jul 9, 2025

This class focuses on the essential care techniques for maintaining healthy and vibrant roses during the summer months. It covers proper watering methods to ensure roses receive adequate hydration without overwatering, tips for deadheading (removing spent blooms) to encourage continuous flowering, and…
UC Master Gardeners of San Mateo & San Francisco Counties
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UC Master Gardeners of San Mateo & San Francisco Counties: Event

Growing Cool Season, Asian Vegetables

Event Date
Sep 10, 2025

Cool season vegetable gardening is different from planting a summer garden. Not difficult but you do need to pay a bit more attention to temperature and growing conditions. In this class you will learn about optimal soil and ambient temperatures which determine when you plant your cool season vegetables. You…
UC Master Gardeners of San Mateo & San Francisco Counties
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