Packers rookies open training-camp practice Wednesday afternoon. The Packers have two draft picks left to sign, including fullback Naheh Davenport and defensive lineman Aaron Kampman. Green Bay's vice president of player finance and general counsel Andrew Brandt indicated Tuesday that they would be signed in time for the start of practices.
Walker will competing for a spot as the No. 2 or No. 3 wide receiver. His main competition will be second-year pro Robert Ferguson, and veterans Donald Driver and Charles Lee.
Houghton likely received a three-year deal, the standard length of contracts for late-round picks. He is expected to back up Chad Clifton at left tackle. He also has the ability to play guard and center.