Lilyhemmer is the Mid-Atlantic region’s premier fall daylily event, hosted annually by Region 3 of the American Hemerocallis Society. Now celebrating its 30th year, Lilyhemmer brings together daylily enthusiasts from across the region and beyond for a weekend filled with learning, sharing, and community.

Held this year in York, Pennsylvania, from October 17–19, 2025, the event features engaging seminars led by both well-known and up-and-coming hybridizers, exciting plant auctions, lively social events, and plenty of opportunities to connect with fellow daylily lovers.

Whether you're a longtime grower or just discovering the beauty of hemerocallis, Lilyhemmer offers something for everyone in a welcoming and passionate community.