By Cindy Watter, UC Master Gardener of Napa County and Mariam Hansen, St. Helena Historical Society| napavalleyfocus.substack.com
By Jane Callier, U.C. Master Gardeners of Napa County, and Kathleen Scavone, Environmental Contributor| napavalleyfocus.substack.com
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By Kathleen Scavone, Environmental Contributor, and Bob Niklewicz & Margaret Green, U.C. Master Gardeners of Napa County| napavalleyfocus.substack.com
