The Dahlia Blue Book for 1956

Rocky River Dahlia Gardens Catalog This 1956 dahlia catalog from Rocky River Dahlia Gardens in Ohio presents detailed growing information and variety listings for dahlia enthusiasts. The catalog explains the nursery's propagation methods and product offerings: green plants (rooted cuttings grown in pots), rooted cuttings, pot roots (small potted clumps), field-grown clumps, and divided roots. Each product type is described with specific guidance on handling, planting, and performance characteristics. The catalog establishes a comprehensive classification system for dahlias using three-letter codes indicating size (Large, Medium, Ball, Miniature, Pompon), flower type (Formal Decorative, Cactus, Single, etc.), and color. General ordering information covers deposits, postage policies, plant condition guarantees, and substitution practices. Among featured introductions is "Bobby S.," a ball dahlia with autumn coloring and quilled petals, awarded the American Home Achievement Medal in 1954.