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Federation clubs host some of the largest dahlia exhibitions in the world during the months of August and September.

Complete show rules and general horticultural classes for all affiliated society shows.

Kitsap County Dahlia Society

August 1 & 2, 2026

Evergreen State Dahlia Association

August 8 & 9, 2026

Snohomish County Dahlia Society

August 15 & 16, 2026

Fraser Valley Dahlia Society

August 15, 2026

Victoria Dahlia Society

August 22 & 23, 2026

Puget Sound Dahlia Association

August 22 & 23, 2026

Vancouver Dahlia Society

September 5 & 6, 2026

Washington State Dahlia Society

September 5 & 6, 2026

Inland Empire Dahlia Society

September 12 & 13, 2026

South Sound Dahlia Society

September 12 & 13, 2026

Whatcom County Dahlia Society

September 12 & 13, 2026

Portland Dahlia Society

September 12 & 13, 2026

Vancouver Dahlia Society – One-day show

September 19, 2026

North Central Washington Dahlia Society

September 19 & 20, 2026

Southwest Idaho Dahia Society

September 26, 2026

Learn about shows around the United States and Canada

The American Dahlia Society is comprised of over 70 local societies throughout the United States and Canada. Most of these societies have at least one flower show or exhibition in late summer or early fall.  More Information

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