How Long Is The Follicle Phase Of The Menstrual Cycle?

How Long Is The Follicle Phase Of The Menstrual Cycle? The follicular phase lasts between 11–27 days; 16 days is average. How many days after period follicles grow? Each month, between days six and 14 of the menstrual cycle, follicle-stimulating hormone causes follicles in one of a woman’s ovaries to begin to mature. However, during