In the case of producing dry flowers from non-dried flowers, easily color-changeable flowers are converted into dry flowers, which sustain the original shape and color, without causing color change. A method of producing dry flowers characterized by comprising dipping non-dried flowers in acetone at 0 to 30oC for 10 seconds to 20 minutes and, after taking out, treating the flowers by at least one drying method selected from among organic solvent-substitution drying, vacuum drying, freeze drying and powdery desiccant-embedding.本發明係關於以未乾燥的花卉類作為乾燥花卉類時,不使易變色花卉類變色,得到直接保留原形、原色之乾燥花卉類為目的。本發明之乾燥花卉類的製造方法,其特徵係浸漬未乾燥的花卉類於0~30℃之丙酮10秒~20分鐘後取出,之後,以選自有機溶劑取代脫水法、真空乾燥法、冷凍乾燥法、乾燥劑粉末埋設法之至少1種乾燥方法進行處理。