Arboretum · San Marino, CA
An accredited arboretum with gardens around a historic adobe mill in San Marino. Gardens are open Tuesday to Sunday and closed Mondays.
Check the official visitor page
1120 Old Mill Road, San Marino, CA 91108
Check the date you plan to visit. No live opening status.
Checked September 29, 2026 · Official visitor source
For a future visit, confirm the date, ticket availability and special-event exceptions with the garden.
Independent advertising.
Not a garden recommendation.
Accessibility details have not been recorded for this garden. Check the official visitor information for surfaces, slopes, step-free routes, facilities and equipment.
Official visitor informationStraight-line distances from this garden’s street address, not driving distances.
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