The youngest player in Major League Spring Training, the 20-year-old lefty was ranked the Orioles' third-best prospect entering the year.
In his final four starts, Rodriguez went 3-0 with a 0.36 ERA. Overall, he was 4-3 with a 4.22 ERA in 11 Double-A starts. He went 6-4 with a 2.85 ERA in 14 starts with Class A Advanced Frederick to start the season.
Brittany Ghiroli is a reporter for MLB.com. Read her blog, Britt's Bird Watch, and follow her on Twitter @britt_ghiroli. This story was not subject to the approval of Major League Baseball or its clubs.