Greater St. Louis Daffodil Society
- Presents its meetings, events, speakers, exchanges and sales, and newsletter.
- http://stldaffodilclub.org/

Viruses and Daffodils
- Article describing how a virus displays on daffodils and tips on controlling viral diseases; from Devonian Botanic Garden, University of Alberta (Canada).
- http://www.devonian.ualberta.ca/getgro104.html

Daffodil Society of Minnesota
- Group of gardeners with a love of the daffodils, aiming to promote their growing and enjoyment in Minnesota. Site includes care information, emphasizing aspects of cold-climate cultivation, calendar of events, and listing of plant sources.
- http://www.daffodilmn.org/

Better Homes and Gardens:Narcissus Flowers
- Also called daffodils, our Narcissus are the trumpets of spring! You can plant these Narcissus flowers in groups to provide a great set of beautiful flowers.
- http://www.bhg.com/home/Narcissus-Flowers.html

Northern California Daffodil Society
- Daffodil information including FAQs, growing tips, "naturalizing", support and services, show and event calendars.
- http://www.daffodil.org/

Suite101.com - Daffodils
- Articles about care and cultivation.
- http://www.suite101.com/welcome.cfm/daffodils