The effect of Putrescine at the concentration of 100,200 and 300 ppm and Uniconazole at 20, 40 and 60 ppm in addition to control (distilled water) on flower characters, total carbohydrates and photosynthetic pigments in flowers of Chrysanthemum plant during 2004/2005 and 2005/2006 had been evaluated studied. The obtained data indicated that all flower characters and chemical composition were significantly increased by foliar application of Putrescine at the three concentrations. Uniconazole treatments delayed start of flowering after spraying, decreased pedicle length and length of flower stalk, while it increased yield of flowers, diameter of inflorescence, vase life, total carbohydrates in the flowers and photosynthetic pigments chl. (a),(b) and carotonoids . The highest values were found when plants were treated with 200 ppm Putrescine and 20 ppm Uniconazole.