The Holden Arboretum « All Events This event has passed. The Holden Arboretum September 28 @ 6:20 pm Add to calendar Google Calendar iCalendar Outlook 365 Outlook Live Details Date: September 28, 2023 Time: 6:20 pm Venue The Holden Arboretum 9550 Sperry Rd Kirtland, OH 44094 United States + Google Map