Pacific Rim Dahlia Society
Includes events, photographs and culture tips.

Puget Sound Dahlia Association
Provides event schedule, publications, photographs and culture information.

John E. Stowell Dahlia Society
Northern California group provides event schedule, photographs and membership information.

Fraser Valley Dahlia Society
Presents photographs, news and event schedule.

Minnesota Dahlia Society
Show information and results, and a little history.

Alabama Dahlia Society
Provides contact information and schedule.

Michigan Dahlia Association
Features show results and photographs.

Comox Valley Dahlia Society
Provides photographs and calendar.