This a 3-credit hour, specialization elective course. The course covers the following topics: physiological basis of flowering in major flowers, pot plants, and bulbous plants. Plant and floral morphology, genetic information related to flowering, juvenility and plant age. Floral initiation, induction, and development. Hormonal aspects of flowering. Effect of light, photoperiod, temperature, nutrition, and growth regulators on flowering. Flower abnormalities.