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.
HAVE GARDEN QUESTIONS?Help Desk is open for your garden questions on Mondays and Fridays, from 10 a.m. until 1 p.m.
FOR GARDENING RESOURCES AND HEALTHY GARDEN TIPS CLICK HERE
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.
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/
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
Mobile users: To find offerings and events menu, click the 'Vent' at the top of your Mobile Browser:
Master Gardener Calendar
|Summer Rose Care Talk by ZOOM - Napa||6/10/2023|
|FREE Guided Sunday Tree Walk at Fuller Park - Napa||6/11/2023|
|Food Growing Forum by Zoom - June 11 Topic: Beauty & Function in the Edible Garden||6/11/2023|
|Ole Health Garden monthly event - Gardening with the Masters||6/17/2023|
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)
Every Tuesday 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.
Weekly Newspaper Column
Gardening for therapy
Until a few years ago I considered myself an avid gardener. When it came to gardening, I felt that anything worth doing was worth doing to excess. Most people would have been satisfied with just a...
Come walk and learn in our garden!
Four years ago, the City of Napa's Parks and Recreation Department and the UC Master Gardeners of Napa County reached an agreement to create a learning garden at the Las Flores Community Center in...
Fuzzy Wuzzy was a … dahlia?
Why do I love dahlias so much? They are the perfect summer flower blooming in a wide range of forms and colors, from brilliant reds and purples to variegated pinks and lovely whites. They can be the...
Olives, from Grove to Table
In 1999 I planted nine Manzanillo olive trees. Over the years, I've added another fourteen trees, and they are all still alive and producing fruit for olive oil. My early success relied more on dumb...
Homeless wasps make harmless galls
I used to wonder why hard apples were growing on some of my oak trees. Then I learned they were not apples but nests for Andricus quercuscalifornicus, a tiny wasp that builds these galls as a nest...
Squash the Cold: Cultivate a Bountiful Winter Harvest
It's hard to believe that zucchini and pumpkins belong to the same plant family, but both are part of the cucurbit, or gourd, family of vegetables. Summer squash, such as zucchini and...
Tomato adventures and advice to grow by
With the U.C. Master Gardeners of Napa County annual Tomato Fest & Sale coming up on Saturday, April 15, and tomato plants appearing in nurseries now, it's tempting to set out your tomatoes...