Abstract:An experiment was carried out during 2018-19, 2019-20 and 2021-22 at Department of Floriculture and Landscape Architecture, Dr. PDKV, Akola. The experiment was laid out in strip plot design with three replications and thirty treatment combinations consisting of ten rose varieties (Sofiya, Gladiator, Folklore, Royalden, Eiffel Tower, Paradise, Nashik Yellow, Gold Medal, Grand Moghal and White Masterpiece) and three levels of GA
3 (control, GA
3 100 ppm and GA
3 200 ppm) Significantly highest flower bud length, diameter of flower, length of petal and width of petal were recorded in the rose variety Eiffel Tower and treatment GA
3 200 ppm, whereas the lowest flower bud length, diameter of flower, length of petal and width of petal were recorded in rose variety Gold Medal and in control treatment.
The highest flower bud diameter, duration of flowering and number of petals were recorded in the rose variety Gladiator and in GA3 200 ppm, whereas the lowest flower bud diameter, duration of flowering and number of petals were recorded in rose variety Royalden and in control treatment.
The parameters in respect of flower stalk length, and flower stalk diameter were superior in the rose variety Gladiator and also in treatment GA3 200 ppm, whereas the flower stalk length, and flower stalk diameter were recorded lowest in rose variety Gold Medal and in control treatment.
The characters in respect of flower breadth and days to full bloom was highest in the rose variety Gladiator and in GA3 200 ppm, while the less flower breadth and days to full bloom was recorded in rose variety Nashik yellow and White Masterpiece respectively and in treatment control.