Flowers played his freshman season at Jackson County Comprehensive High School in Jefferson, Georgia, where he received his first NCAA Division I basketball scholarship offer in 2021.

[2] Flowers transferred to Sierra Canyon School in Los Angeles, California, midway through his sophomore season.

[6][7] He stated that he wanted to play at the point guard position and named former NBL players LaMelo Ball and Josh Giddey as motivations.

[9][10] Flowers made his debut off the bench in a loss to the Brisbane Bullets on September 29, 2023, and recorded four points and five rebounds.

[11] He scored 23 points, including 18 in the fourth quarter, to lead the 36ers to their first win of the season against the Illawarra Hawks on October 14, 2023.