Archive Nut, Prune and Olive Programs

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UC Master Gardener tabling event
UC Master Gardeners of San Mateo & San Francisco Counties: Event

Master Gardener Table at Yerba Buena Gardens

Event Date
Apr 25, 2026

Learn about UC Master Gardeners and what we do. Stop by our table at Yerba Buena Gardens to get information on our program and the range of gardening resources we offer.Registration is not required. Photo credit: Anne Marie Tsolinas, UC Master Gardener
UC Master Gardeners of San Mateo & San Francisco Counties
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Use the Quick Test to Measure Nitrate in Soil and Irrigation Water

April 16, 2026
By Michael D Cahn
The growing season has started with a spike in nitrogen fertilizer prices which are much higher than last year, and the highest since 2022.  Although nitrogen fertilizer still represents a small portion of the total expense of growing vegetables, avoiding unnecessary fertilizer applications can lower…
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UC Master Gardeners of the Lake Tahoe Basin: Article

Central Sierra: Vegetable Gardening Basics in Lake Tahoe

April 16, 2026
The Basics of Growing Edible Crops in Tahoe  by Kristianne H., UC Master Gardener of the Lake Tahoe BasinOvercome ChallengesA Short Window: The average frost-free growing season is only about 93 days.The frost-free window typically runs from June 18 to September 19. This is unpredictable! Freezing…
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public class may
UC Master Food Preserver Program of Orange County: Event

Public Class: The Art of Preserving the Season

Event Date
May 6, 2026

Join the Master Food Preservers of Orange County on Wednesday, May 6, 2026, and learn the time-honored craft of capturing spring’s sweetest flavors in a jar – so you can savor them long after the season is gone. In this hands-on workshop, you’ll make two of the season’s favorites:Strawberry-Rhubarb Jam – A…
UC Master Food Preserver Program of Orange County
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UC Master Gardener Program of Alameda County: Event

Winter Vegetables for our Gardens

Event Date
Sep 19, 2026

Merritt College Landscape Horticulture Instructor Tom Branca will discuss, and answer questions about, how, when and where to successfully grow vegetables in your winter garden. This event is free.This event is outdoors and is subject to weather and the UC Master Gardener's discretion. Please dress…
UC Master Gardener Program of Alameda County
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