Author: adsadmin

Marco Carrasco-Ortiz, Guadalupe Munguía Lino, Arturo Castro-Castro, Georgina
Vargas-Amado, Mollie Harker, Aarón Rodríguez
Translation by Martin Král

Summary

Background and Objectives: The genus Dahlia (Asteraceae) is native to America and Mexico is its
center of diversification. Dahlia is important in ornamental horticulture, its genetic improvement
has generated more than 15,000 varieties. Mexico represents the main source of germplasm, so … See entire post.

Dr. Hanu Pappu, Carl F. and James J. Chuey Endowed Chair for Dahlia Research and Development at Washington State University, is promoting a strategy which can help reduce the number of dahlia plants with virus in your garden.   Based on his research and field studies the strategy has proven successful in several dahlia gardens.  The strategy involves disinfection of tools … See entire post.

Every year this contest attracts a new group of competent photographers. Alongside some veterans, these new entrants provide excellent images for use in our media, promotion, and Image Library. The contest is rewarding to both the ADS and the participating photographers –  after all, there are some nice cash prizes, and the recognition in the ADS Bulletin makes the effort … See entire post.

The American Dahlia Society announces the 2018 winner of the Stanley Johnson Medal –
Clearview Daniel a yellow ball. This medal is presented annually by the ADS to the dahlia variety with the greatest number of higher awards – awards above blue ribbons – accumulated during the previous season of flower shows across the United States and Canada. 

Clearview Daniel was originated by … See entire post.

The Derrill W. Hart medal

Awarded to the cultivar that has the highest average trial garden score in the accredited trial gardens located across the United States and Canada during the previous year as an AA/A; B; BB; M; Ball/Miniature Ball/Pompon; ST/NX; and Waterlily. The highest three scores shall be used to determine such highest average. In case of ties, … See entire post.

The 2018 largest dahlias (it was a tie) in the world have been identified. Details.… See entire post.

Nothing seems to terrify a novice dahlia grower more than coping with the plants after the first frost.  Coping with tubers does not need to be a trial.  A professional grower can go to the following page for very detailed instructions on dealing with tubers:  https://dahlia.org/docsinfo/articles/digging-dividing-and-storing-tubers.

A novice grower, or a casual gardener enjoying garden dahlias, however, … See entire post.