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.
For Information on becoming a Master Gardener volunteer click here.
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COVID-19 - In keeping with precautions and recommendations, Master Gardener are not doing any in-person events at this time. We are offering on-line virtual programs and will continue to add those as we develop them. Please check back here for updates in our offerings.
FOR HOME GARDENING RESOURCES AND HEALTHY GARDEN TIPS CLICK HERE
Note: To submit a photo to go with your diagnosis sheet please send email to: mastergardeners@countyofnapa.org
The master gardener volunteers are working remotely and they will get back to you after they research your questions. Once it is safe to do so, we will reopen our office to serve you again in person.
Master Gardener volunteers:
- are trained, non-paid teaching staff certified to extend practical horticultural information to Napa County residents.
- receive an intensive 88-hour training program over a several months to become certified. Instruction provides a practical course in plant science and basic horticulture.
- 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:
- PLEASE NOTE - there will not be a volunteer training class in 2021 for Napa County. Please check this website in summer of 2021 for details about our next training class that will start in January 2022.
- For information on becoming a UC Master Gardener in 2022 click here.
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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Mobile users to find offerings and events menu. Click the 'Vent' at the top of your Mobile Browser:
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Master Gardener Calendar
Event Name | Date |
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Lasagna or Sheet Composting - for easy soil improvement | 4/24/2021 |
Flowers & Foliage for the House - growing your own bouquets | 5/1/2021 |
Backyard Composting - 2 hr zoom demo/workshop | 5/1/2021 |
Right Tree -Right Place - Free 1 hour Library Talk by Zoom | 5/6/2021 |
Weekly Newspaper Article
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Is It a Toadstool or a Mushroom?
By Penny Pawl, UC Master Gardener of Napa County Occasionally you may see things sprouting around your garden that you know you did not plant. Are they mushrooms or toadstools, or is there perhaps...
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Beets in Your Garden.
By Donna Woodward, UC Master Gardener of Napa County Few vegetables can boast the versatility of the beet, which is effectively two vegetables in one. We eat both the familiar red orb and the leafy...
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It's About Flowers!
By Donna Woodward, UC Master Gardener of Napa County One rainy winter day I looked out my window and saw a luscious white pansy in full bloom. I rushed right out and bought...
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Have you been thinking about a greenhouse?
by Penny Pawl, UC Master Gardener of Napa County I often visit a Facebook page for people who share an interest in building and using greenhouses. I read about how they are building them and...
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Nightshade, More Than Tomatoes.
By Cindy Watter, UC Master Gardener of Napa County The Solanaceae, or nightshade family, is a large one. Just as our own families can include the kindly grandma as well as the femme fatale,...
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Snails and Slugs.
By Cindy Watter, UC Master Gardener of Napa County Snails and slugs never gave me trouble when I lived in the country because my hippie neighbors had a dozen ravenous geese that used to...
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Mexican marigold, and California poppy, connected!
By Cindy Watter, UC Master Gardener of Napa County When Hernando Cortes brought his army to Mexico in 1552, he was looking for more than Montezuma's gold. The most durable treasure carried...