Olbrich Botanical Gardens
Madison garden with 16 acres of outdoor plantings, a Thai garden and the tropical Bolz Conservatory. The outdoor gardens and parking are free.
Botanical garden · Japanese garden · Janesville, WI
Twenty-acre garden in Janesville with many garden styles, including Japanese, French formal and English cottage areas. Closed in November and December except for the light show.

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1455 Palmer Drive, Janesville, WI 53545
Check the date you plan to visit. No live opening status.
Visitor notice when checked: Closed in November and December except for the Holiday Light Show on select evenings. 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.