Library Talk: Perennial Edible Plants
Discover some new edible plants for your home landscape. From Asparagus to Yams, we will cover growing requirements, maintenance and harvest. This event is live at the Napa Library! Image
UC Master Gardeners • Napa County
The Tomato Plant Sale and Education EventOur annual Tomato Plant Sale and Education Event returns for 2026Saturday April 11 9:00 am - until sold out. 1710 SOSCOL AVE. NAPA - NEXT TO CENTRAL VALLEY HARDWARE Make Sure to Check out our Education tables and talk to our Tomato Pros!
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Celebrate Napa's Earth Day Festivalwith Master Gardeners!Saturday, April 18, 11:00am - 4:00pm Oxbow Commons, Downtown Napa Free Admission! Food & Entertainment! Educational Info & Activities! | Image  |
Master Gardener Help Desk
Got a plant problem or general gardening question? Your Napa County Master Gardeners are here to help!
Simply complete the Plant Problem Help Form and we will contact you once we have researched your question. For best results, please attach at least one photo of your plant.
Learn more about the Master Gardener Help Desk
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Workshops and Demonstrations
Attend our free UC Master Gardener workshops and demonstrations to learn expert tips and hands-on gardening techniques for a thriving garden all year round!
Want to Become a Master Gardener?
Attend one of our informational sessions to find out how.
Master Gardener Volunteers are adults of all ages who are willing to learn, volunteer, and be involved; some knowledge of plants and gardening is an asset. Master Gardener Volunteers are well trained and enthusiastic individuals capable of imparting their knowledge to diverse groups of people in a wide range of community settings.
Information on our Master Gardener Trainee Class
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Additional Projects and Resources
Gardening Resources Need a Speaker? Community Gardens
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Upcoming Events
Tomato Plant Sale and Education Event
Join the UC Master Gardeners of Napa County for their annual tomato sale. All plants grown locally by the UC Master Gardeners of Napa County. Also make sure to check out our Education Tables and…
April Tree Walk for 2026
Take a guided walk through the historic Fuller Park with a UC Master Gardener to discover some of the many exotic and native trees there.Historic Fuller Park is an arboretum of many exotic and native…
All About Growing Tomatoes
Join Napa Master Gardeners and learn everything you need to know about growing tomatoes. We'll discuss types of tomato plants and how to care for them, including soil and watering needs, staking…
Office Locations
UC Master Gardeners of Napa County
1710 Soscol Ave
Suite 4
Napa, CA 94559
United States
Phone