Location: Palo Alto Demonstration Garden, 851 Center Drive, Palo Alto, CA 95301

Host: UC Master Gardeners

Description: The Palo Alto Demonstration Garden‘s edible and waterwise areas are open and staffed by Master Gardeners every Saturday morning, 10 am to noon, from May through October (weather permitting). Come explore the gardens, ask questions, and get plant and garden advice.

Registration: Register Here

More details: Event Details

Location: Fremont Unified High School District Adult Education, 589 W. Fremont Avenue, Sunnyvale, CA 94087

Host: UC Master Gardeners

Description: Dreaming of growing your own delicious fruit? Or struggling with a fruit tree that needs a little TLC? This three-week course will help you succeed with expert guidance and hands-on support.

You'll learn about:

- Planting and pruning basics

- Principles of sustainable gardening

- Watering, mulching, fertilizing, and thinning

- Common fruit tree problems and solutions

Registration: Register Here

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Location: Rose Garden Branch Library, 1580 Naglee Avenue, San Jose, CA 95126

Host: UC Master Gardeners

Description: While the rest of the garden slows down, garlic and shallots are just getting started! These culinary powerhouses grow beautifully in our local winter conditions. UC Master Gardener Aparna Bugwadia will guide you through proper soil preparation, planting depths, and the patient art of harvesting and curing. Come discover how easy it is to keep your pantry stocked with homegrown goodness! You’ll learn how to select the best varieties for the Bay Area, nurture your soil for peak flavor, and master the timing for planting, curing, and storing your harvest.

Registration: Register Here

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Location: Willow Glen Branch Library, 1157 Minnesota Avenue, San Jose, CA 95125

Host: UC Master Gardeners

Description: Every backyard has the potential to be a vital stepping stone for nature. As urban development and agriculture continue to replace wild spaces, our home gardens have become essential lifelines for local wildlife. Come join us to learn simple, practical ways you can turn your garden into a thriving habitat for birds, bees, butterflies, and other vital creatures. We will explore how choosing native plants can transform your yard into a high-resource haven for pollinators, proving that even the smallest suburban plot can make a world of difference.

Registration: Register Here

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Location:
MH Community & Cultural Center
17000 Monterey Road
Morgan Hill, 95037

Host: UC Cooperative Extension Compost Education Program

Description: Join us in person for an informative session all about composting! Whether you're new to the idea or just want to brush up on your skills, this workshop will guide you through the basics of turning your kitchen scraps and garden waste into nutrient-rich compost. Perfect for anyone looking to reduce waste and grow healthier plants. Don't miss out on learning from our UCCE certified Master Composters and beginning your compost journey in Morgan Hill!

Registration: Register Here

More details: Morgan Hill- Composting Basics Workshop Tickets, Saturday, October 24  •  10 AM - 12 PM | Eventbrite

Location: Sunnyvale Public Library, 665 W Olive Ave, Sunnyvale, CA 94086

Host: UC Master Gardeners

Description: California’s native plants can be easy to grow, bloom year-round, and bring birds and butterflies to your yard, plus, they need ⅒ the water and maintenance of a traditional landscape. But where to start? Join us to learn each step of a plan for a successful, thriving native garden. Come away from this presentation with an easy checklist and all the resources you need to get started on your own yard.

Registration: Register Here

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Location: Berryessa Branch Library, 3355 Noble Avenue, San Jose, 95132

Host: UC Master Gardeners

Description: The Bay Area’s mild climate supports multiple growing seasons for a diverse number of Asian vegetables. Come learn which varieties are suitable for growing here and when is the best time to plant. Join UC Master Gardener Emily Maslyn introducing exciting varieties and sharing tips to grow them successfully. Some seeds will be available to share.

Registration: Register Here

More details: Event Details

Location: Palo Alto Demonstration Garden, 851 Center Drive, Palo Alto, CA 95301

Host: UC Master Gardeners

Description: The Palo Alto Demonstration Garden‘s edible and waterwise areas are open and staffed by Master Gardeners every Saturday morning, 10 am to noon, from May through October (weather permitting). Come explore the gardens, ask questions, and get plant and garden advice.

Registration: Register Here

More details: Event Details

Location: McClellan Ranch Preserve, Community garden area, 22221 McClellan Road, Cupertino, CA 95014

Host: UC Master Gardeners

Description: Come learn about growing California natives in your garden.  UC Master Gardener Jasmine Martinez will discuss why you may want to add California Natives to your garden.  She will cover selection, site preparation, planting techniques, and irrigation practices for establishing and maintaining native plants.

Registration: Register Here

More details: Event Details

Location: Zoom

Host: UC Cooperative Extension Compost Education Program

Description: ¿Quieres aprender cómo convertir tus residuos en tierra rica para tus plantas? Este taller en Español te guiará paso a paso, todo desde la comodidad de tu casa. Ideal para principiantes y para quienes quieren darle un respiro al planeta. ¡No te lo pierdas!

Registration: Regístrate aquí para obtener el enlace de Zoom: https://ucanr.zoom.us/meeting/register/rDICgPf0R-q84ZrA9_Nf5A

More details: VIRTUAL- Taller Sobre Conceptos Básicos del Compostaje (Español) Tickets, Multiple dates | Eventbrite

Location: Zoom Webinar

Host: Valley Water

Description: Join us for a ZOOM Webinar on Thursday, October 15, 2026, for a free CRLA: You Can Do It! Design a New Landscape Without Starting Over workshop hosted by Santa Clara Valley Water District.

Though we often think that a successful landscape requires the removal of everything and working from a blank slate. That is a myth. You can have a thriving, beautiful garden by maximizing opportunities that already exist and discovering what easy steps you can take to create the garden you imagine. Topics include:

1. Tactics for gradually converting conventional landscapes and getting started

2. Special considerations for designing small spaces, shade, and slopes

3. Develop a flexible palette of local climate-appropriate plants 

4. Place plants according to microclimates, hydrozones, and function

5. Ideas for repurposing and reusing materials to rejuvenate your landscape

Registration: Webinar Registration - Zoom

More details: On the day of the event, you can click HERE to join.  Zoom may ask you to re-enter your name and email. Start time is 6:00 pm.  We’ll be opening the doors a few minutes early to make sure you have plenty of time to settle into your technology. Having difficulty navigating this event? Email questions to: Classes@TurfTransformation.com.  Be sure to include the date of the class in your email so we can answer your questions.

Location: Online (Zoom)

Host: UC Master Gardeners

Description: Palm trees can have pests that need to be managed. Join UCCE Advisor Don Hodel (emeritus) to learn about preventing and managing common pests of palms and other landscape trees in this one hour webinar.

Visit the Urban and Community Webinar website to learn more about this webinar series.

Registration: Register Here

More details: Event Details

Location: Online (Zoom)

Host: UC Master Gardeners

Description: Have a sick plant, an ailing tree, mysterious spots on leaves? Chat with UC Master Gardeners via Zoom to diagnose your plant problems. You can also listen and learn while other people ask their questions. Priority will be given to questions emailed in advance; instructions are in the Zoom registration confirmation. 

Registration: Register Here

More details: Event Details

Location: Saratoga Library, 13650 Saratoga Avenue, Saratoga, CA 95070

Host: UC Master Gardeners

Description: Check out how to work in harmony with nature by selecting California native plants that support local ecosystems, conserve resources, and provide food and shelter for pollinators, birds, and other wildlife. Master Gardener Mint Pasakdee will share her experience on "Habitat Gardening" or "Backyard Restoring." Gardeners of all levels are welcome. Bring questions.

Registration: Register Here

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Location: Everett N. Eddie Souza Park & Community Garden, 2380 Monroe Street, Santa Clara, CA 95051

Host: UC Master Gardeners

Description: Prepare your garden for the cool season in this hands-on workshop hosted by the UCCE Master Gardeners of Santa Clara County. Participants will plant cool-season vegetables, flowers, and seeds while learning techniques for a successful harvest.

This is the second session in a two-part series, but attendance at the October 10 workshop is not required. The workshop will be held outdoors. Please bring gloves if you have them. Registration is required.

Registration: Register Here

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Location: Mountain View Public Library, 585 Franklin Street, Mountain View, CA 94041

Host: UC Master Gardeners

Description: Did you know we’re lucky enough to be able to grow cool-season vegetables in Santa Clara County? It’s true! With our cool (but not cold) rainy season, we can grow all sorts of vegetables, including greens like lettuce, chard, and kale; cruciferous vegetables like broccoli and cauliflower; and root vegetables like beets, carrots, and radishes. Come learn what you can grow with Matt Hall, UC Master Gardener. He will go over the basics, such as soil, water, and fertilizing requirements, and show all of the different plants that do well here.

Registration: Register Here

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Location: Palo Alto Demonstration Garden, 851 Center Drive, Palo Alto, CA 95301

Host: UC Master Gardeners

Description: Join our FREE workshop to unlock the power of composting at a compost-making site in the Eleanor Pardee Park garden. Learn how easy it is to turn your yard trimmings and food scraps into compost at home. Transform your new and old leaves, fruit pits, and banana peels into nutrient-rich compost, speeding up nature’s process. 

Registration: Register Here

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Location: Everett N. Eddie Souza Park & Community Garden, 2380 Monroe Street, Santa Clara, CA 95051

Host: UC Master Gardeners

Description: Prepare your garden for the cool season ahead! Join us for the first part of this two-part workshop. In preparation for our winter planting, we will be harvesting food, pulling out plants, and amending the soil in a raised bed. Participants will learn about different weeds and bugs, about soil structure, saving seeds, and other fall garden activities. Part 2 will build on this, however, you are not required to attend both.

Registration: Register Here

More details: Event Details

Location:
UC Master Gardener Palo Alto Demonstration Garden
851 Center Drive
Palo Alto, 94301

Host: UC Cooperative Extension Compost Education Program

Description: Join us in person to dive into the world of composting. Whether you're a beginner or just looking to brush up your skills, this workshop is the perfect way to learn easy, eco-friendly ways to turn your kitchen scraps and yard waste into garden gold. Bring your questions, your enthusiasm, and get ready to learn from our UCCE certified Master Composters.

Registration: Register Here

More details: Palo Alto- Composting Basics Workshop Tickets, Saturday, October 10  •  10 AM - 12 PM | Eventbrite

Location: Calabazas Branch Library, 1230 S Blaney Avenue, San José, CA 95129

Host: UC Master Gardeners

Description: The Bay Area's mild climate supports multiple growing seasons for a diverse number of Asian vegetables. Come and learn which varieties of Asian vegetables are suitable for growing in the South Bay Area and when is the best time to plant each variety. We will highlight what gardeners can do right now to prepare for a bountiful Asian vegetable harvest in the winter and through early spring.

Join UC Master Gardener Emily Maslyn as she introduces the large variety of Asian vegetables that grow well in this area and also shares useful information and tips to help you grow them successfully.

Registration: Register Here

More details: Event Details

Location: Heritage Park
771 Rengstorff Ave
Mt View, 94043

Host: UC Cooperative Extension Compost Education Program

Description: Join us in person for a fun and hands-on workshop all about worms composting! Learn how to turn your kitchen scraps into nutrient-rich compost with the help of hardworking worms. It's a great way to green up your routine and reduce waste. Perfect for beginners and compost pros alike. Don't miss out on getting your hands dirty and discovering the magic of worms! This type of composting is perfect for small spaces and apartments.

Registration: Register Here

More details: Mountain View- Worms Composting Workshop Tickets, Saturday, October 3  •  10 AM - 12 PM | Eventbrite

Location: Martial Cottle Park, 5283 Snell Avenue, San Jose, CA 95136

Host: UC Master Gardeners

Description: Join us for our Fall Garden Fair, at Martial Cottle Park! See our Fall Garden Fair page for full details. The event is held rain or shine.

Registration: Register Here

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Location: Los Altos Library Orchard Room, 13 S. San Antonio Rd., Los Altos

Host: California Native Plant Society

Description: Serpentine soils are often described as harsh, toxic and nutrient-poor, yet they harbor extraordinary concentrations of rare and endemic plants found nowhere else on Earth. In this presentation, we will journey through the serpentine landscapes in California and beyond to discover how these unusual soils shape evolution, biodiversity and ecological specialization. Along the way, Nishi will share recent discoveries about serpentine plants and other organisms and explore the remarkable adaptations that allow them to flourish where few others can survive.

Registration: None

More details: Life on the Rocks: The Many Wonders of Serpentine Soils, a talk by Nishanta “Nishi” Rajakaruna, Ph.D.

Location: Martial Cottle Park, 5283 Snell Avenue, San Jose, CA 95136

Host: UC Master Gardeners

Description: Would you like to learn how to create beautiful flower arrangements from flowers you can grow in your garden? Come join us for a workshop where you will learn how to cut and arrange flowers for beautiful table arrangements and bouquets. We will show you how to cut your flowers so they continue to bloom throughout the season, and then how to create beautiful centerpieces with them that will brighten up your home and your day! 

Registration: Register Here

More details: Event Details

Location: Kirk Park, 1601 Foxworthy Ave., San Jose | Street Parking: From Foxworthy Ave., turn left on Briarwood Dr., and go about a block. The park is on your left. Park along Briarwood Dr.

Host: California Native Plant Society

Description: Our September Seed and Cutting Exchange will once again be held at the Kirk Park Native Plant Pollinator Garden in San Jose. We have reserved the park’s picnic area for this fun event. Come explore the 14,000 square foot native plant garden at Kirk Park. Garden docents will be present to assist you, and there will be a nearby picnic table area stocked with free seeds and cuttings. You can also see live examples of many of the cuttings available right in the garden! We will have live, interactive demonstrations, so you can learn to start your very own cuttings at home. Feel free to bring your own containers for transporting any cuttings you may want to take home.

Registration: None

More details: Seed and Cutting Exchange at Kirk Park

Location: Blackberry Farm Picnic Area 21979 San Fernando Avenue, Cupertino, CA 95014

Host: UC Cooperative Extension Compost Education Program

Description: Hey there! Join us in person for a fun and easy-going Composting Basics Workshop. Learn how to turn your kitchen scraps and yard waste into nutrient-rich soil right in your backyard. Whether you're a newbie or just want to brush up on your skills, this workshop has got you covered. Come hang out, ask questions, and get hands-on with composting. Let's make gardening greener together!

Registration: Register Here

More details: Cupertino- Composting Basics Workshop Tickets, Saturday, September 26  •  10 AM - 12 PM | Eventbrite

Location: Palo Alto Demonstration Garden, 851 Center Drive, Palo Alto, CA 95301

Host: UC Master Gardeners

Description: The Palo Alto Demonstration Garden‘s edible and waterwise areas are open and staffed by Master Gardeners every Saturday morning, 10 am to noon, from May through October (weather permitting). Come explore the gardens, ask questions, and get plant and garden advice.

Registration: Register Here

More details: Event Details

Location: Guadalupe River Park Historic Orchard, Just south of Taylor Street and the Heritage Rose Garden near the River Park trails, San Jose, CA 95110

Host: UC Master Gardeners

Description: Do you have fruit trees you’d like to keep small so you don’t have to climb ladders? Or fruit trees you’d like to keep small because you don’t have enough space for large trees? Or do you have apricot or cherry trees that should be pruned outside of winter months because of a disease that gets transmitted during wet weather? Come to a summer pruning workshop to learn why you might want to prune fruit trees while they still have all their leaves! There will be time for discussion and time to practice. 

Registration: Register Here

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Location: Seven Trees Branch Library 3590 Cas Drive, San Jose, CA 95111

Host: UC Cooperative Extension Compost Education Program

Description: Join us in person for a fun and easy-going Composting Basics Workshop! Whether you're a total beginner or looking to brush up on your skills, we'll cover all the essentials to get your compost pile thriving. Bring your questions and enthusiasm- we’ll keep it simple and practical.

Registration: Register Here

More details: San Jose Composting Basics Workshop Tickets, Thursday, September 24  •  4:30 PM - 6:30 PM | Eventbrite

Location: Rinconada Library, 1213 Newell Road, Palo Alto, CA 94303

Host: UC Master Gardeners

Description: Would you love to grow some vegetables but your in-ground area is too shady? Would you like to brighten up your patio or deck with some lovely flowering plants? Wouldn’t it be nice to have less weeds to pull and better control over your planting area? These are all good reasons for gardening in containers. Master Gardener Martha Carpenter will explain what’s different from gardening in the ground and how to be a successful Container Gardener. Types and sizes of containers will be discussed along with soil, fertilizer, water requirements and pest control. Come and learn everything you need to know to get started.

Registration: Register Here

More details: Event Details