The school made the announcement late Wednesday, saying the suspension would begin immediately. This is another big blow for the rebuilding Cardinal, who lost top recruit Andy Brown to a season-ending knee injury on the second day of practice.

Green, a Pacific-10 Conference all-freshman team selection, appeared in all 34 games last season, averaging 6.4 points and 2.1 rebounds. He shot 45.6% from three-point range. Over the team's final 10 games, Green scored 7.4 points a game and shot 52.1% overall and 50% from three-point range.