As a freshman at North Carolina in 2018, Green appeared in five games at wide receiver and on special teams, and posted four receptions for 45 yards.
On October 20, 2018, he suffered a season-ending leg injury in an overtime loss to Syracuse.
[1] As a sophomore in 2019, he appeared in 10 games and made two starts at wide receiver, and posted eight receptions for 217 yards and two touchdowns.
As a junior in 2020, he appeared in 11 games, and made one start at wide receiver and on special teams.
He ranked second in the Atlantic Coast Conference (ACC), and 12th nationally, averaging 19.7 yards per reception.