River Farm
American Horticultural Society headquarters with formal and naturalistic gardens above the Potomac River. Entry is free except during special events.
Botanical garden · Display garden · Alexandria, VA
A Fairfax County park with more than 20 demonstration gardens, a native plant garden, a greenhouse and a historic house. Grounds are open dawn to dusk.

See admission details
4603 Green Spring Rd., Alexandria, VA 22312
Check the date you plan to visit. No live opening status.
Visitor notice when checked: Site alert: the gate is locked at 5 p.m. Check the garden’s current notices.
Checked September 29, 2026 · Official visitor source · Hours 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 information