 In 2006, Herrmann signed a one-year contract worth $1.8 million with a team option for a 2nd year to play for the NBA's Charlotte Bobcats during the 2006–07 NBA season  Herrmann won the NBA Eastern Conference Rookie of the Month Award in March 2007.In his 13 March games, Herrmann averaged 12.1 points and 4.2 rebounds per game and he shot 58.5 percent from the field and 47.2 percent from 3-point range.Herrmann finished the 2006–07 NBA season averaging 9.2 points per game and 2.9 rebounds per game.