In all, Florida has won nine of its last 12 games after its second sweep of the season.
Winner Scott Olsen improved to 4-3 after allowing three runs and six hits in 6 2/3 innings.
Joe Borowski registered his seventh save.
Matt Holliday hit a two-run homer; and Ryan Spilborghs had two hits for the Rockies (27-29), who committed three errors in their fifth straight loss.
Losing pitcher Jason Jennings (3-6) yielded four runs and 10 hits in seven innings.
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UPI Sports Results for September 19, 2014