Archive Nut, Prune and Olive Programs

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Flyer for Laguna De Santa Rosa Mediterranean Oak Borer workshop
Mendocino County: Event

Laguna de Santa Rosa Mediterranean Oak Borer Workshop

Event Date
Mar 11, 2026

Join us at the Laguna de Santa Rosa Foundation to learn about the biology, ecology, and best management practices for the Mediterranean oak borer, an invasive pest of valley, blue, and Oregon white oaks.This event is intended for tree care professionals, parks managers, UC Master Gardeners, and community…
Mendocino County
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avocado flower stages

Avocado Pollination Workshop

January 28, 2026
By Ben A Faber
Hear All the Buzz About Avocado Pollination from the Best in the Orchard California Avocado Growers Seminars Series 2026 Our Next Seminar February 10 (9 AM - 11 AM) PollinationFeaturing a talk by Inaki Hormaza(Professor at the Insituto de Hortofrucultura Subtropical…
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Galls created by gall wasps add interest to the bare branches of this oak in winter. J.C. Lawrence.
The Real Dirt: Article

Look Up!

January 27, 2026
The winter months bring us a special opportunity: it is to look up, with wonder, at all the trees that have shed last year’s leaves. This is perhaps especially true in Chico, an official City of Trees. Chico shares that distinction with a number of other cities in California that are known for the quantity…
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Sustainable Gardening For Native Plants - Brea
UC Master Gardeners of Orange County: Event

Sustainable Gardening For Native Plants - Brea

Event Date
Mar 27, 2026

Master Gardeners will teach you how to create a sustainable garden that enhances the environment, manages water use, and employs safe, science-based practices and integrated pest management using native plants.    
UC Master Gardeners of Orange County
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Tomatoes A to Z - Irvine
UC Master Gardeners of Orange County: Event

Tomatoes A to Z - Irvine

Event Date
Feb 25, 2026

You could plant from dawn to dusk and still not plant every variety of tomato! Whether you are a novice or a pro, you’ll enjoy learning about tomatoes: their history and some fun facts, the many varieties, their culture, diseases and pests, growing in the ground vs. growing in containers – and finally,…
UC Master Gardeners of Orange County
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Seed Starting - Fullerton
UC Master Gardeners of Orange County: Event

Seed Starting - Fullerton

Event Date
Feb 25, 2026

Propagation of plants can be a gardener’s super power. But it can also mean lots of struggles. Come and learn ways that you too can be successful when it comes to starting seeds. Learn how to read a seed packet to optimize your harvest. Identify the tools you need and learn how to repurpose things you…
UC Master Gardeners of Orange County
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Soil-The Foundation of Your Garden - Laguna Woods
UC Master Gardeners of Orange County: Event

Soil-The Foundation of Your Garden - Laguna Woods

Event Date
Feb 24, 2026

Good soil is the starting place for a great garden.  Learn what comprises healthy soil, about soil texture and structure, and how to protect, improve, and nurture soil. In this presentation, UC Master Gardeners of Orange County will discuss soil testing, aeration, and drainage. You’ll also learn…
UC Master Gardeners of Orange County
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