Here are a few links related to daylilies I visit a lot.

American Hemerocallis Society Find anything you need to know about daylilies here.  I greatly enjoy my membership and highly recommend joining.

http://www.perennialresource.com  has some excellent daylily pages.  Designing with DayliliesDaylily Planting InformationDaylily MaintenanceDaylily Care Calendar

Daylily friend Paul Foster has good advice at Daylily Meadows: Where to Purchase DayliliesClimate Considerations for DayliliesBasic Daylily CultivationWinter Care for Daylilies-Zone 5Daylily ProliferationsIs that Daylily Evergreen?Glossary of Daylily Terms

Charlotte's Daylily Diary wow what a resource! information, hybridizers, links. You can find it all here.