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UC Master Gardener Program

UC Master Gardener Programs

Thank you for your interest in the UC Master Gardener Program! Programs are based in your local UC Cooperative Extension office. Select your county below to be redirected to a local UCCE office website for more information.

If you are interested in becoming a UC Master Gardener, note that training times and location vary by county. It is highly recommended that you train in the county where you reside. 

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UC Master Gardeners - Sutter Yuba

UCCE Master Gardeners are trained representatives of the University of California Cooperative Extension, assisting the gardening community of Sutter and Yuba Counties by providing research-based home gardening information.
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UC Master Gardeners of Santa Barbara County

We're here to help with your home gardening questions! http://ucanr.edu/sbmg-help Email us at anrmgsb@ucanr.edu Or, call us at 805-893-3485 for any inquiries. Download our 2021 Santa Barbara County one-pager or our 2021/2022 Impact Report to see how we make a difference in California communities.
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Master Gardeners

How a program of 18 volunteers became Internet Influencers and made 320,000 impressions in 3 years! Colusa County SFE poster Science based solutions for Colusa County's gardening communities.
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Master Gardener Program

UC Master Gardener volunteers are trained by the University of California and dedicated to educating and advising local home gardeners.
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UCCE Mendocino County Master Gardener Program

Master Gardener trainees attend a training program comprising approximately 50+ hours of instruction in plant science and horticulture covering such topics as soils, fertilizers, irrigation, weeds, diseases, insects and other pests, fruit and landscape trees, vegetables, xeriscaping, and more.
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UCCE Lake County Master Gardener Program

U.C .Master Gardeners are trained volunteer staff of the University of California Cooperative Extension (U.C.C.E.), the public service branch of the University of California. Master Gardeners are members of the local community who share a common interest, the growth and care of plants.
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Madera County Master Gardener Program

Sign up for UCANR Madera Master Gardener E-List 24.25. Receive e-mails about special events or classes. Link to current issue of The Garden Buzz(quartly newsletter by Master Gardeners) If you have a question about home gardening, please email our Master Gardener Helpline: mgfresno@ucanr.
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UC Master Gardener Program of Alameda County

Our website might have some bugs! 🪲👋 Hello! We've recently updated our website! If you experience any issues, we'd like to know. Please report them using this form. This helps us ensure we provide a great experience for our visitors. Thank you! About the Master Gardeners of Alameda CountyThe UC Master…
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UCCE Master Gardeners of Amador County

Have a gardening question?Master Gardeners of Amador County are here to help!Master Gardener volunteers work in the community providing public education classes on a variety of home gardening topics including fire resilient landscape, pollinator habitat, home orchard care, vegetable gardening and more! Keep…
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UC Master Gardeners of Butte County Demonstration Garden and Outdoor Classroom
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UC Master Gardeners of Butte County

What's Hot Now Editor's Pick: Desert Willow Chilopsis LinearisTips: March tips  |  Spring overview The Real Dirt blog: Articles about regional gardening issues written by UC Master Gardeners of Butte County published every Friday. Ask Us! The Hotline is now open for help…
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UC Master Gardeners of Calaveras County

UC Master Gardeners of Calaveras CountyWelcome to the UC Master Gardener community! Since 1980, the UC Master Gardener Program has helped deliver the University of California's pioneering research directly into the hands of those who share a passion for gardening and environmental stewardship. A program…
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UC Master Gardener Program of Contra Costa County

WELCOME to Our New Home PageWe’re in the process of migrating to a new web platform to bring you a better experience. While everything is fully operational, you may notice a few missing features while we fine-tune the details. Thank you for your patience and support during this transition—we’re excited for…
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UC Master Gardeners of El Dorado County

Welcome to the UC Master Gardeners of El Dorado CountyAs part of the University of California's Agriculture and Natural Resources division, the UC Master Gardener Program of El Dorado County serves the community by sharing research-based knowledge and sustainable gardening practices for everyone.  Our…
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UC Master Gardeners of Fresno County

 Welcome to our new website!We’re in the process of migrating to a new web platform to bring you a better experience. While everything is fully operational, you may notice a few missing features or broken links while we fine-tune the details. Thank you for your patience and support during this…
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Master Gardeners of Glenn County

Welcome!The UCCE Master Gardener Program in Glenn County provides our community with UC research based information about home horticulture, sustainable landscaping, and integrative pest management practices. Our Master Gardener volunteers have completed extensive training provided by specialists…
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4-H Sheep showmanship at the State Fair
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UCCE Master Gardener Program of Imperial County

Perhaps you want to be a MG in the Future: Add your name to our "Future List of Master Gardeners" and we will contact you when we offer training again. Get to know us! The Imperial County Master Gardener Program has trained its first cohort of 30 UC Master Gardener…
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A crowd of people listening to a speaker in a park
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UC Master Gardeners of Inyo and Mono Counties

 Gardening on the east side is challenging, but the UC Master Gardeners of Inyo and Mono counties are here to help make your garden successful.This site contains local information of interest to gardeners in our region. There are hundreds of books and other websites that can provide general…
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UC Master Gardeners of the Lake Tahoe Basin

Welcome to the UC Master Gardeners of the Lake Tahoe BasinAs part of the University of California's Agriculture and Natural Resources division, we serve our community by sharing research-based knowledge and sustainable gardening practices.  Our dedicated volunteers work to empower Lake Tahoe residents…
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UC Marin Master Gardeners

Tomato Market April 12thThe annual UC Marin Master Gardener Tomato Market is our major fundraiser for the year. It provides the financial resources for our support of educational programs at schools, community gardens, public seminars and education throughout the county. And of course, we get to sell you the…
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table with flowers and herb and Merced Master Gardener sign
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UC Master Gardeners of Merced County

Advice to Grow By ... Ask Us!Welcome to the UC Master Gardener Program of Merced County!  We are a group of committed volunteers, providing outreach and community education on home horticulture, pest management, and sustainable landscape practices to Merced County residents since 2009.  Whether you…
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A view of Monterey Bay toward Monterey and Pacific Grove from the mountains of Santa Cruz County
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UC Master Gardeners of Monterey & Santa Cruz Counties

Welcome, Bienvenidos! SAVE THE DATE! Our Spring Plant Sale will be April 28 - May 4Get a jumpstart on your garden. Seasonal vegetables, California natives, succulents and more! Shop online, pick up in Salinas or Watsonville.Get the details! Featured Topics     â€¦
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UC Master Gardeners • Napa County

  The Master Gardener program is a volunteer organization associated with the University of California Cooperative Extension.  Our mission is to extend research based knowledge on home horticulture, pest management, and sustainable landscape practices to the residents of California and…
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UC Master Gardeners of Nevada County

Welcome to UC Master Gardeners of Nevada County  FREE WORKSHOPSSATURDAYS10:00am - NoonMadelyn Helling Library980 Helling Way, Nevada CitySATURDAY MARCH 29thDRIP IRRIGATION BASICSPlease join the Master Gardeners of Nevada County for a free, indoor workshop on the basics of drip…
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A container garden with a mural in the background.
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UC Master Gardeners of Orange County

New Look. Same UC Master Gardeners of Orange County! What's Going On In Our Gardening Community - Want to learn from the experts?  As part of the University of California's Agriculture and Natural Resources division, we server our community by sharing researched-based knowledge and sustainable…
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Demonstration Garden
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UC Master Gardeners of Placer County

Garden Faire - Healthy Garden, Healthy YouSaturday, April 5, 2025Maidu Community Center, Roseville .Workshops, Special Events and Farmers' MarketsApril EventsGarden FaireApril 5, 2025, 9:00 – 3:00 p.m., Maidu Center, 1550 Maidu Drive, Roseville, CA 95678This free, educational event will be a…
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UC Master Gardener Program of Riverside County

Advice to Grow By!The mission of the Master Gardeners of Riverside County is to extend research-based knowledge and information on home horticulture, pest management, and sustainable landscape practices to the residents of Riverside County. UC Master Gardeners assist the University of California Cooperative…
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UC Master Gardeners of Sacramento County

We are here for you! Welcome to our new website and thank you for your patience while we unpack!Contact/find us.Attend one of our events.Video library of gardening topics.Publications. Enjoy!Facebook updated every day.YouTube Channel with all the past Virtual Harvest Days and Master Gardener…
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UCCE Master Gardeners of San Bernardino County

Master Gardener ProgramMaster Gardeners Extend Gardening and Landscaping Information to the PublicWho are UCCE Master Gardeners?  UCCE Master Gardeners are trained volunteers who provide unbiased information to the public. Areas of expertise include drought-resistant sustainable landscapes and food…
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San Diego County Master Gardeners

Have Gardening Questions? "Advice to Grow by...ask us" Call our Master Gardener hot-line at (858) 822-6910, it's FREE!This page is devoted to showcasing some of the Advanced Education Workshops that the San Diego County Master Gardeners put on. More information on various gardening topics…
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UCCE Master Gardeners of San Joaquin County

Advice To Grow ByWater Conservation Tips    Click here for water conservation tips and tricks and help conserve water!Garden Notes Blog Previously Garden Notes Newsletter Sign up for the San Joaquin UC Master Gardener Blog Don't miss out on any of our seasonal and timely posts!  …
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UC Master Gardeners of San Luis Obispo County

Welcome!The UC Master Gardener Program is a volunteer-driven public service that provides research-based gardening and pest management information to California residents. Through workshops, community outreach, and educational resources, we help home gardeners make informed decisions about sustainable…
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Poppies and roses
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UC Master Gardeners of San Mateo & San Francisco Counties

Website updated!Click here for a summary of changes. Please let us know about any problems you see.Report a problemSpring Garden Market and Educational Fair: April 19, 2025 It may be chilly outside, but spring and summer gardening season is just around the corner! Get ready to grow -- amazing plants and…
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Entrance to the Martial Cottle Park demonstration garden showing a decomposed granite footpath with plantings on both sides
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UC Master Gardeners of Santa Clara County

 Spring Garden Fair, April 26, 2025Martial Cottle Park, San Jose9:00 am–2:00 pmJoin us on Saturday April 26 for our Spring Garden Fair, our sustainable gardening showcase, premier plant sale, and educational fair. We will have thousands of tomato, pepper, flower, herb, native plant, and succulent…
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Master Gardeners of Shasta County

Resource Links & Book ReviewsHelp us improve this site by taking this Survey.Thank you for your Feedback! Advice to Grow By!The mission of the Master Gardeners of Shasta County is to develop, adapt, and extend research-based horticultural information and educational programs to the residents of…
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bright yellow flannelbush flower and in the background are deep blue ceanothus flowers
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UC Master Gardeners of Solano County

 Coming Up Soon!    The mission of the UC Master Gardener Program is to extend to the public research-based information, verified by UC experts, about home horticulture, pest identification, landscape maintenance, and other environmental issues.  The Program's outreach…
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Anna's Hummingbird on Ribes aureum
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UC Master Gardener Program of Sonoma County

 The UC Master Gardeners of Sonoma County are dedicated to helping home gardeners in Sonoma County. We are University of California-trained and certified volunteers providing research-based knowledge, information and education to help you and your garden thrive. Learn from us about how to garden using…
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UCCE Master Gardeners of Stanislaus County

Need help with a gardening question?  Visit or call us on Wednesdays between 9:00 a.m. and 12 p.m. We are located in the Ag Center in the Stanislaus Building, Suite A. Call anytime (209) 525-6802 to leave a message. Fill out our ask a Master Gardener form and upload photos. Our volunteers…
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Tulare & Kings Master Gardeners

Calendar of Events: Luis' Nursery Plant ClinicMarch 8, 2025 10:00 am to 2:00 pm139 S. Mariposa St., Visalia Hofmans' Nursery Plant ClinicMarch 15, 2025 10:00 am to 1:00 pm12491 Lacey Blvd., Hanford Visalia Farmers MarketMarch 15, 2025 7:30 - 11:30 am2231 W. Main…
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UC Master Gardener Demonstration Garden in Sonora
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UC Master Gardeners of Tuolumne County

UC Master Gardeners of Tuolumne CountyFind answers to your home gardening questions, including plant and pest problems.  When the garden is not open, home gardening assistance is offered by UC Master Gardeners through the help line at: 209-533-5912.  The public may leave a message regarding a…
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UC Master Gardeners of Ventura County

 Welcome to the UC Master Gardeners of Ventura CountyThe Master Gardener Program is a national program chartered through the United States Department of Agriculture, sponsored locally by the University of California Cooperative Extension (UCCE) of Ventura County, and the University of California Hansen…
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purple Spanish lavender flowers
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UC Master Gardener Program of Yolo County

 WelcomeThe UC Master Gardener's Website provides University of California research-based information and assistance to home gardeners. Ask a question, attend a public class, or find information through our free publications. Enjoy! Subscribe to The Yolo Gardener newsletter  March in…
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