Bob Erlich's Butterfly Garden Plant Sale 05/11/2026 @ 9:00am–05/19/2026 @ 5:00pm May 11 - 19 2026 Bob Erlich's Butterfly Garden Plant Sale 05/11/2026 @ 9:00am–05/19/2026 @ 5:00pm Library Branch: Evergreen Park Public Library Program Type: Earth Day - Helen Cuprisin, Environment Event Details: Offsite by appointment. Call 708.209.2809 to make an appointment.