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…

SEI’s Climate Corps program is a bridge-to-career fellowship program that recruits and places rising climate professionals to implement climate change mitigation and resiliency projects. We are thrilled to offer the University of California Climate Stewards course to Fellows as a critical part of our…

The UC Climate Stewards Program at the Aquarium of the Pacific is building climate resilience for our ocean and our communities. This unique course transforms passionate individuals into certified Climate Stewards, connecting them with a vibrant statewide network committed to building resilience in the…

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…

In 2020, the Bolsa Chica Conservancy became the newest partner organization, and the first in Orange County, to host a CalNat course. Participants in the Conservancy’s CalNat course can expect to engage curriculum about the local history of the land, starting from the Native American nations of the…

This UC California Naturalist summer and fall courses will focus on the local watersheds. Alameda Creek Watershed and surrounding natural areas in addition to the Arroyo Viejo Watershed. The Alameda Creek Watershed is the largest watershed and tributary in the Bay Area. It Extends as far south as Mount…

Have you ever wanted to become a certified naturalist — and do it in the heart of Yosemite National Park? This immersive UC California Naturalist Certification Course, offered by Yosemite Conservancy in partnership with UC Environmental Stewards, combines science, stewardship, and adventure in one of the…

The California Naturalist Program is returning to Calaveras Big Trees State Park for an unforgettable journey into the heart of the Sierra Nevada’s ecology. This immersive course combines an engaging science curriculum with hands-on field experiences, creative problem-solving, authentic citizen science…

County Level Record Book Judging will take place in early August.YOUR Record Book must be received at the County 4-H Office by 5:00 pm on Friday, July 31st.Please be sure to register - see link above left.

Discover the rich natural and cultural heritage of the Mount Diablo Range and East Bay Hills in this California Naturalist course. Through a blend of online classes with guest lectures, and in-person field trips, participants explore the region’s diverse habitats—from oak woodlands and chaparral to…

Explore California’s redwoods, rivers, and coastline through an immersive, place-based field experience designed for curious adults and older youth.This six-day field course with Teranga Wildlife focuses on the ecological connections between land, water, and wildlife — with extended time in the field, guided…

FNR 86 California Naturalist Certification, 1.5 unitsThe course takes place over a week at Baker Station, the High Sierra Institute campus at Columbia College. This course satisfies the course requirements to become a Certified California Naturalist. Classroom and field experience in California…

11am - 5pm on Wednesdays through Sundays.  Come visit our informational booth and chat with a UC Master Gardener about any growing questions you may have. We will be there to help extend research-based knowledge and information on home horticulture, pest management, and sustainable landscape practices…

Audubon Center at Debs Park is looking for high school sophomores to seniors who are curious and passionate about the world around them to join our Audubon Youth Leaders (AYL) program. We seek students who are open to new experiences, working with a diverse and collaborative team, and making a difference in…

Grassroots Ecology's 9-week (June 15th to August 14th, 2026) Naturalist Internship provides college students and recent graduates an opportunity to explore a career in environmental conservation and to deepen their understanding of California natural history. Through outdoor education and hands-on field…

Open to students and community members of all ages, join any of the following courses in the Biology department under Ecology, Diversity, and Conservation offered throughout the year to obtain California Naturalist certification. Upon successful completion of course requirements, participants will have the…

California Naturalist training will introduce you to the wonders of our unique ecology and engage you in the stewardship of California’s natural communities. The courses will utilize a combination of science curriculum, guest lecturers, field trips and project-based learning to immerse you in the natural…

Happy Fathers Day!!...