St. Helena in Napa County, California — The American West (Pacific Coastal)
Sophie Alstrom Mitchell
Photographed by Andrew Ruppenstein, December 5, 2015
1. Sophie Alstrom Mitchell Marker
Sophie Alstrom Mitchell
From 1862 to 1882
An artist
noted for her water color paintings
of California wildflowers
Dedicated April 16, 1988
Napa County Chapter, California Native Plant Society
Napa County Museum Association
Erected 1988.
Topics. This historical marker is listed in this topic list: Arts, Letters, Music. A significant historical date for this entry is April 16, 1988.
Location. 38° 29.405′ N, 122° 29.826′ W. Marker is in St. Helena, California, in Napa County. It is on White Sulphur Spring Road one mile west of Spring Street, on the right when traveling west. Touch for map. Marker is at or near this postal address: 3100 White Sulphur Spring Road, Saint Helena CA 94574, United States of America. Touch for directions.
Regionally, this marker is in California’s San Francisco Bay Area, in Wine Country, and on the Coast Ranges. It is also on the American Pacific Coast. Globally, it is in North America, on the Ring of Fire, in the Pacific Rim, in the Western Hemisphere, in the Western World, and in the Anglosphere. Historically, it finds itself in what was once New Spain and also Mexicos Alta California.
Other nearby markers. At least 8 other markers are within 2 miles of this marker, measured as the crow flies: White Sulphur Springs (about 500 feet away, measured in a direct line); Beringer Brothers Winery (approx. 1.7 miles away); Hudson House (approx. 1.7 miles away); NSGW & Historic District (approx. 1.8 miles away); Richie Block (approx. 1.8 miles away); Robert Louis Stevenson (approx. 1.9 miles away); Charles Krug Winery
this page online
More about this marker. The marker is located on the grounds of the Hoffman Institute, and although the road through the Institute is public, the grounds itself is on private property.
Also see . . . Sophie Alstrom Mitchell: Wildflowers of the Napa Valley. Napa Valley Museum website entry:
On Exhibition through September 28, 2025 (Submitted on June 23, 2025, by Larry Gertner of New York, New York.)
Additional commentary.
1. Historic Site Destroyed by the Glass Fire - 2020
Sophie Alstrom Mitchell house burned to the ground in the Glass Fire in 2020. Not sure if the marker still exists amid the ashes.
— Submitted April 11, 2022, by Sthelena History of Saint Helena, California.
via Napa Valley Museum, 1889
2. Sophie Alstrom Mitchell
Photographed by Andrew Ruppenstein, December 5, 2015
3. Sophie Alstrom Mitchell Home and Marker
The marker is visible here mounted to a rock in the lower right foreground.
Credits. This page was last revised on June 23, 2025. It was originally submitted on December 19, 2015, by Andrew Ruppenstein of Lamorinda, California. This page has been viewed 1,141 times since then and 12 times this year. Photos: 1. submitted on December 19, 2015, by Andrew Ruppenstein of Lamorinda, California. 2. submitted on June 23, 2025, by Larry Gertner of New York, New York. 3. submitted on December 19, 2015, by Andrew Ruppenstein of Lamorinda, California.
