All Events

Hi All, It is that time again, applications for the Devil's Garden Colt Challenge are open! The Devil's Garden Colt Challenge is an opportunity for youth to take home and train a wild horse. Horses are typically weanlings but older horses can be made available for experienced 4-Hers. Youth trainers are given…

We are excited to announce a series of one day workshops focusing on virtual fencing. Workshops will cover different topics related to virtual fencing, including livestock management, funding opportunities, targeted grazing applications, and more.  Each workshop will be different so we hope you will…

Free Backyard Composting 2026 Workshops Join Master Gardeners to learn about worm or backyard composting - choose your own adventure!  For those taking the backyard composting portion, after concluding the workshop you may purchase a discounted compost bin for $20.00 (One bin per household).  Worm…

Calaveras County Demonstration GardenSUMMER HOURS: Thursdays | 9:00AM - 1:00PM Hoo boy, the hot stuff has arrived for real, hasn't it? Perhaps like us you are upping your watering routines to keep up with all the thirsty plants. The garden is thriving, abuzz with life and activity. We hope you'll…

Forest landowners across California are invited to the next Forest Stewardship workshop! Get equipped with the knowledge to better understand and protect your forestland. By participating, you will develop a forest management plan, connect with forestry professionals at UC ANR, and become eligible for a…

Online beginning August 4 – September 29, 2026, with an optional in-person field day Saturday, August 29, in Plumas County. *Participation in the in-person field day is not required. All are welcome no matter where your forestland is located.Join the workshop to understand and protect your forests…

Online beginning August 4 – September 29, 2026, with an optional in-person field day Saturday, August 29, in Plumas County. *Participation in the in-person field day is not required. All are welcome no matter where your forestland is located.Join the workshop to understand and protect your forests…

Discover the natural and cultural history of California with the 2026 California Naturalist Program at the Dominguez Rancho Adobe Museum! 🌿🌼Join us for an engaging experience exploring local ecosystems, sustainability, native plants, wildlife, and the rich history of the rancho landscape. Through hands…

Take any of the following courses in the Environmental Conservation Program at American River College Department of Natural Resources to obtain California Naturalist Certification. Environmental Conservation is an interdisciplinary program that advances the understanding of ecological systems and their…

Come and get your gardening questions answered while you shop for local produce!  The Pinole Farmers Market will have UC Master Gardeners available to the public from 9 am to 1 pm every fourth Saturday, April through October. Advice to Grow By...Ask Us!See more information on the Pinole Farmers' Market.

Come and get your gardening questions answered while you shop for local produce! The Diablo Valley Farmers Market (in the Kaiser Permanente parking lot, within the Shadelands Business Park, Walnut Creek) will have UC Master Gardeners available to the public from 9 am to 1 pm every other Saturday through…

Join us to learn about planting. Growing and maintaining landscape trees! Event flyer

Learn how to propagate easy-to-grow native plants. Learn about basic principles of dividing existing patches, rooting a cutting, and planting native seeds. We shall discuss the best cultural requirements to grow these plants successfully. You will be able to divide, plant, and take home native plants for…

8/22/26 Because of a water main problem, the garden will be closed today. Hope to see you another day!Visit Sherwood Demonstration Garden  Sherwood Demonstration Garden is open Fridays and Saturdays, weather permitting. Come and take a leisurely stroll through all 16 themed gardens. Docents are on-site…

Presenter: Janet Arias  Use worms to recycle your food scraps into nutrient-rich worm castings, the “gold standard” of soil amendments.  Learn how to set up and maintain a worm bin, and to harvest and use the castings in your garden.  This is fun for kids, but it’s also great for gardeners who…

Discover the Magic of IrisesTransform your garden into a canvas of color! Join us for a captivating workshop on growing irises, the stunning, easy-to-care-for flowers that absolutely thrive in the Santa Clara Valley. These resilient beauties come in a spectacular rainbow of colors, from soft pastels to…

Soil is so much more than dirt. Join us for a hands-on workshop about soil and soil testing for the home gardener. Learn what makes healthy soil, what it is, and how to achieve it. (Hint: compost, compost, compost).Ever wonder what testing your garden soil would tell you? We’ll show you some simple tests you…

Topic: Fall Garden Planning:  Cover Crops Tema: Planificación del Jardin de Otoño: Cultivos de CoberturaJoin us every 4th Saturday of the month for a fun and engaging educational workshop hosted by UC Master Gardeners of Contra Costa County! These workshops are free and open to the public.¡Únase a…

Stop by the UC Master Gardener table at the San Francisco Recreation and Park Department's Seed & Plant Start Giveaway. This event is free and open to all San Francisco residents. UC Master Gardeners will give out seeds, veggie plants and herb starts courtesy of the San Francisco Recreation and Park…

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.