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 to be guided by our core values and strategic initiatives.
Master Gardener volunteers:
- Are trained, non-paid teaching staff certified to extend practical horticultural information to Napa County residents.
- Complete an intensive in-person and on line training program in plant science, basic horticulture, and other topics over several months to receive certification.
- Stay up-to-date on current UC research based gardening information through continuing education provided by UC Cooperative Extension.
- For more information on Napa County UC Cooperative Extension please click the logo below:
What we provide:
- Help Desk, free of charge, to answer home gardening questions.
- Integrated Grape Team of Napa County to assist hobby vineyardists with gardening questions.
- Information at public workshops, farmers markets.
- Home gardening information using gardening resources on this Web site.
- Need a speaker? Master Gardeners are available to speak to your group on a gardening topic.
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Fires, After-Fire & Disaster Resources
For fire resources including a state-wide fire map, air quality and evacuation info, lost and deceased animals, and more, visit: LNU Lightning Complex Fires Resources
Fire & Post-Fire Resource from County of Napa
Post-Fire Resources from Napa Resource Conservation District (RCD) https://naparcd.org/wildfire/
Also see:
Fire & Disaster Resources UCCE Napa County or UCCE Sonoma County
Home Garden Produce Safety handout (2 pg pdf) - Produce Safety after a Fire
Evacuation check-list - 1 page printable sheet from Marin Fire Safe
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Contact Us
UC Master Gardeners Napa County
1710 Soscol Avenue, Suite 4
Napa, CA 94559-1315
Master Gardeners are available to answer your gardening questions on Mondays and Fridays from 10 a.m. until 1 p.m. See the contact instructions by clicking on the Garden Questions? on the top menu bar of this page.
Napa Farmers Market (April - October)
Master Gardeners are available to answer your gardening questions at the Farmers Market on the 1st and 3rd Tuesday of each month, from 8-12pm
1100 West St. Parking Lot, Downtown Napa.
COVID-19 - Master Gardeners are doing various program venues, including by zoom, outdoors and indoors in-person. For indoor events masks are suggested for everyone and required for anyone who has been exposed within the last 10 days, to someone who has COVID-19.
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Master Gardener Calendar
| Event Name | Date |
|---|---|
| Planting for Monarchs & other Pollinators | 6/16/2024 |
| Get Your Hands Dirty in the Pollinator Garden | 6/29/2024 |
| Woody Plants Biology - Marin County Master Gardeners - by Zoom | 7/10/2024 |
| Succulent/Dry Garden: Double Your Pleasure - Double Your Fun | 7/27/2024 |
Weekly Newspaper Column
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Fuller Tree Walk
It is well known that the Napa has many vineyards. Wine is what made this area famous. But did you know that there is another remarkable collection of plants from all around the world right in...
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Potting soils
It's that time of year when lots of potting and repotting is going on. I was potting some seedlings a few days ago when I had started in seedling mix. Seedling mix is good for...
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Magnolias
There is a beautiful house for sale in my neighborhood, and it was recently featured in the New York Times. Among its abundant selling points is a magnolia tree. It is indeed a lovely tree, and it is...
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Do yourself a favor and avoid invasive plants.
When my husband and I first started gardening at our new Napa home, we made many errors. One of the big mistakes was planting invasive plants. We really wanted bamboo, but we did know it had a...
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Heuchera: Clumsy name yet astonishing palette of colors
Shakespeare may have believed that a rose by any name would smell as sweet, but a well-considered plant name—or an ineptly chosen label—can significantly enhance or tarnish its subject...
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This year’s Climate-Friendly Garden Tour
Saturday, May 18, is the date for this year's Climate-Friendly Garden Tour, a partnership between Napa County Resource Conservation District, City of Napa Water Division, and the University of...
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Becoming a Master Gardener
Have you ever wondered how you can learn about plant care, water conservation, botany, tree pruning, soil amendments, lawn alternatives, pollinators, pest management and more while making friends and...
Contact Us!
UC Master Gardeners of Napa County
1710 Soscol Ave Suite 4
Napa, CA 94559-1311
7072534060