A free reference, not a shop

Every dahlia variety profiled. Every supplier mapped.

Honest growing notes, real classification data, lookalikes for the ones you cannot get, and the farms that carry each variety. We never sell tubers, so we can tell you the truth about them.

The hunt list

Most wanted right now

All varieties

The classification system, visually

The 20 forms of the dahlia

ADS form ID · 26 profiled

Informal Decorative

Fully double blooms with twisted, curled, or wavy ray florets arranged irregularly. Most of the famous dinnerplates, including Cafe au Lait, live here.

See the informal decorative varieties

Forms and sizes follow the American Dahlia Society Classification and Handbook of Dahlias. By the way: "dinnerplate" is catalog language for the biggest blooms, not an official class. We explain on every profile.

Browse by color

Find a color story

All varieties

Editorial

Collections

All collections

The supplier directory

33 farms with locations, shipping policies, and the field collectors care about most: when sales open. Free, complete, updated weekly in season.

Browse farms

Sought-after tubers sell out in minutes

Build a wishlist of up to ten varieties and we will email you when a farm lists them, plus a weekly digest of sales opening November through March.

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