Central States Dahlia Society is proud to host the 2025 ADS National Dahlia Show and to welcome dahlia enthusiasts from around the world to Chicago on September 18 - 22, 2025!

The American Dahlia Society is organized to promote and encourage the development of and appreciation of the dahlia through educational and research activities and by supporting the local dahlia societies.

Find information on national dahlia shows organized by the American Dahlia Society.

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.

2024年8月2日 · Members of dahlia societies from all over California, Oregon and Idaho will be coming to San Francisco’s Annual Dahlia Show Aug. 17 and 18 at the Hall of Flowers in Golden Gate Park to display their best blooms and to compete for coveted prizes, such as “best in show,” “best arrangement,” and “nature’s oddities.”

Learn from some of the most knowledgeable Dahlia growers and hybridizers in the world, get tips for growing in our unique Bay Area climate, plus tons of other insider perks. All levels are welcome! It’s a great opportunity to learn before you grow, and …

2024年9月7日 · Novice Dahlia Show, Cut Flower Arrangement Competition, Dahlia Garden Photo Contest. Orchard Mall, West Bloomfield, MI. Frederik Meijer Gardens, Grand Rapids, MI.

2024年8月24日 · The 2024 Seattle Dahlia Show, held at the charming Sky Nursery, is a spectacular event that brings together flower enthusiasts, seasoned gardeners, and curious visitors from all around the Pacific Northwest.

The Dahlia Society of California meets the second Tuesday of every month, except January. We learn what to do (and what not to do) with our tubers and dahlias from the experts in our society. Members can attend in person or on Zoom.

The Dahlia Genome Project – History; Genome FAQs; Genome Project Updates; NEWS/EVENTS. ADS News Archive; Newsletter – subscribe and view archive; Press Releases; Shows. Shows Overview; National Shows; Regional and Local Shows; Online Year-end Local Show Reports. 2024; 2023; 2022; 2022 Show Season Pics; ADS Awards (to blooms) Photo …