Blogroll
Dahlia Types
September 2, 2010
Single Dahlias: Open-centered flowers, with only one row of ray florets, with the margins flat or nearly so, regardless of the number of florets. For example, Pequot Yellow, Purity.
Mignon: Single dahlias, the plants of which approximate 18 inches in height. Coltness Gem, Torquay Gem.
Orchid-flowering Dahlias: Flowers as in Single Dahlias excepting that the rays are more or less tubular by the involution of the margins. Dahliadel Twinkel, Imp.
Anemone Dahlias: Open-centered flowers, with only one row of ray florets regardless of form or number of the florets, with the tubular disc florets elongated, forming a pincushion effect. Croix du Sud, Robijn.
Collarette Dahlias: Open-centered flowers, with only one row of ray florets, with the addition of one or more rows of petaloids, usually of a different color, forming a collar around the disc. Sparkle, Tribune.
Peony Dahlias: Open-centered flowers with two to five rows of ray florets with or without the addition of smaller curled or twisted floral rays around the disc. Susan Coe, The U.S.A.
Incurred Cactus Dahlias: Fully double flowers, with the margins of the majority of the floral rays fully revolute for one-half or more of their length and the tips of the rays curving toward the center of the flower. Crowning Glory, Goulburn, Miss Ohio.
Straight Cactus Dahlias: Fully double flowers, with the margins of the majority of the floral rays fully revolute for one-half their length or more, the rays being straight, slightly incurved or reeurved. Marietta E., Miss Belgium, Zenith.
Semi-Cactus Dahlias: Fully double flowers, with the margins of the majority of the floral rays fully revolute for less than half their length and the rays broad below. Amelia Earhart, Edith Wilkie.
Formal Decorative Dahlias: Fully double flowers, with the margins of the floral rays slightly or not at all revolute, the rays generally broad, either pointed or rounded at tips, with outer rays tending to recurve and central rays tending to be cupped; and the majority of all floral rays in a regular arrangement. Commando, Five Star General, Haslerova, Jersey Beauty.
Informal Decorative Dahlias: Fully double flowers, with the margins of the majority of the floral rays slightly or not at all revolute, the rays generally long, twisted or pointed and usually irregular in arrangement. Glamour, Jane Cowl, Joan Ferenz.
Ball Dahlias: Fully double flowers, ball-shaped or slightly flattened, floral rays blunt or round at tips and quilled or with margins involute for more than half the length of the ray in spiral arrangement, the flowers four inches or more in diameter. Mary Helen, Rosy Dawn, Supt. Amrhyn.
Miniature Dahlias: All dahlias which normally produce flowers that do not exceed four inches in diameter, pompons excluded, to be classified according to the foregoing descriptions. Miniature Single: Fugi San, Prince of Bulgaria. Miniature Peony: Bishop of Llandaff, Pink Lassie.
Miniature Semi-Cactus: Little Diamond, Snowsprite. Miniature Formal Decorative: Buckeye Baby, Little Lemon Drop, White Fawn. Miniature Informal Decorative: Chico, Jubilant, Rapture. Miniature Ball: Dusky.
Pompon Dahlias: Having same characteristics as Ball Dahlias but, for show purposes, not more than two inches in diameter. Atom, Betty Malone, Ila, Johnny.
Dwarf Dahlias: Term that applies to plant size without regard to the characteristics of the blooms.
Find Hundreds of Subjects and Thousands of Articles at plant-care.com, for instance: