Collarette Dahlia Varieties

The collarette form is one of the most distinctive silhouettes in the dahlia world, defined by a single outer row of large petals and a smaller inner collar of contrasting florets. The Dahlia Hub lists 20 collarette varieties from breeders across multiple decades. The group includes well-known cultivars like Ace of Hearts, Alpen Cherub, Alpen Diamond. Below you'll find each variety's bloom size, color family, and active marketplace availability.