National Garden Club Convention – 2025 Posted on May 18, 2025January 8, 2025 by Susan When May 18, 2025 - May 21, 2025 All Day Add To Calendar Download ICS Google Calendar iCalendar Office 365 Outlook Live NGC 2025 Convention May 18-22, 2025 Embassy Suites by Hilton Charleston Convention Center 5055 International Boulevard, North Charleston, SC 29418 Click here for complete information and links for the 2025 NGC Convention.