NAPA VALLEY, Calif. — Napa County home gardeners are fortunate to have a variety of gardening resources at their fingertips. The UC Master Gardeners of Napa County website has a lot of helpful information if you know where to look. Here’s how to navigate some of its features. Notice the tabs at the top of the home page. Click on the “Garden Questions?” tab, which takes you to the help-desk portal. There you can email or call the Master Gardener help desk with a brief description of your problem.