Napa Master Gardener Column

Welcome to the Napa County UC Master Gardeners Column.  Each week a Master Gardener post an article about a current topic in home gardening.  We hope you enjoy these articles and tell your friends about them.

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Photo of skirret blossoms, small white blooms similar to carrot or celery inflorescence
Napa Master Gardener Column: Article

Heirloom Perennial Vegetables

June 20, 2026
By Abbi Marrs
By Rainer Hoenicke, UC Master Gardener of Napa County.  By now, most Americans are aware that international events are disrupting supply chains and affecting our wallets. Many growers have had to find alternatives to traditional chemical fertilizers because thousands of pounds of potassium and nitrate…
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Garden with squirrel figurine

Garden Song

June 14, 2026
By Gail Pavlosky, UC Master Gardener of Napa County.  Sometimes, while I am in the garden — my hands in the soil and the scent of hummingbird sage rising in the Napa sun — a song comes to mind that shifts my attention. My hands may still be working, but something deeper happens: an awareness of the…
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Photo of yellow coneflower with deep brown center. (Annette Meyer on Pixabay)

No Regrets

June 6, 2026
Kevin A. Kelsey,  UC Master Gardener of Napa County.  I am a recent graduate of Napa’s UC Master Gardener Program.  The class exposed us to lots of horticultural information and experiences so that we can provide home gardeners with guidance. It’s a daunting task.  As I considered the…
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Photo of Ceanothus leaves showing the characteristic sawtoothed leaves

Ceanothus - a beautiful and hardy native for any garden

May 29, 2026
By Cindy Watter, UC Master Gardener of Napa County.  Four years ago, I wrote a column about my newly planted Ceanothus ‘Concha.’  I had chosen large plants over less costly small ones because, at my age, deferred gratification didn’t make much sense.  Well, I am still here, and so are my…
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Photo of cardboard layer on soil with hardware cloth beneath the cardboard

Darn Those Ground Squirrels!

May 22, 2026
By Melanie Marshall, UC Master Gardener of Napa County.  Many gardeners in Napa County have observed a rise in ground squirrel activity in their neighborhoods. If you are concerned about how this may impact your vegetable gardening efforts, there is no need to lose hope.   After careful research…
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