Blanton (7-6) allowed three runs - two earned - and seven hits, striking out eight. Despite a 4.87 ERA, Blanton has more wins than Roy Halladay (4) and Cliff Lee (0) combined.
Coming off a disappointing sweep in a day-night doubleheader against Tampa Bay, the last-place Phillies rebounded in the opener of a four-game series with Pittsburgh. They are 15-2 against the Pirates in their last 17 meetings at Citizens Bank Park.
Jeff Karstens (0-2) gave up seven runs - six earned - and 11 hits in five innings in his first start since April 17. Karstens was on the disabled list with hip and shoulder issues.