Park and gardens free. Docent-led tours $5; free (ages 0-12). Thurs. tour free.
Gardens open daily 9-5, May-Sept.; 10-4, rest of year. Docent-led walking tours are given Thurs.-Sun. and Mon. holidays at 10:30, 12:30 and 2. Tour times are subject to change; phone ahead to confirm. Closed Jan. 1, Thanksgiving and Christmas.