Napa Master Gardener Column

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Carpinus hedge
Napa Master Gardener Column: Article

A Napa Valley Arborist visits Scotland

May 1, 2026
By David Shubin, UC Master Gardener of Napa County and ISA Certified Arborist.  My recent visit to the Royal Botanical Garden in Edinburgh, Scotland, offered a pleasant reminder of how climate shapes not only what we grow, but how we maintain and design landscapes. In Napa Valley, much of my work as a…
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Pipevine Swallowtail Butterfly

The Creatures of My Garden

April 24, 2026
By Penny Pawl, UC Master Gardener of Napa County.  I was just out in my garden where many flowers are in bloom. While looking at a flowering lavender, I counted six or seven honeybees feasting on the nectar in the blue flowers as well as a bumblebee checking out the whole garden. Butterflies were also…
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Urban treescape

Planting for the Future - Selecting Trees for Climate Change

April 18, 2026
By Gail Pavlosky, UC Master Gardener of Napa County.Urban trees provide shade, improve air quality and help moderate temperatures in California’s cities. Yet as climate change brings hotter weather and longer periods of drought, many commonly planted tree species may struggle.  In a recent lecture, Dr…
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Lilac flowers

Lilacs

April 10, 2026
By Cindy Watter, UC Master Gardener of Napa County.The lilac is a classic English cottage-garden plant, yet it is native to southeastern Europe. That means it can be a successful garden plant in sunny, dry California, although it appreciates rain and cool summers.I have a couple of lilacs in my yard, and…
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Lantana sellowiana (purple trailing lantana)

Planning for a Better Garden

April 5, 2026
By Valerie Saribalis-Cole, UC Master Gardener of Napa County.In my opinion, nothing is more enticing than walking through a garden center full of vibrantly colored spring flowers just calling my name.  I admit to being the person who, in the not-too-distant past, would bring home several lovely…
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