Garcia has been stingy during his run and will try to help the St. Louis Cardinals complete a three-game sweep and hand the visiting Rockies a fifth straight defeat Sunday.Colorado (19-17) hasn't produced a run since Carlos Gonzalez's first-inning sacrifice fly Thursday in a 3-1 defeat to the Yankees. St. Louis (23-12) has posted consecutive 3-0 victories to start this series, as Shelby Miller fired a one-hitter with 13 strikeouts Friday before Adam Wainwright took a no-hitter into the eighth inning Saturday and settled for a two-hitter and struck out seven.The Rockies had been hitless in 49 consecutive at-bats before rookie Nolan Arenado lined a clean hit to center field with one out in the eighth off Wainwright."I'm just trying to hit the ball hard," Arenado said. "I knew he wanted to get ahead with a strike and he threw one down and away. I got pretty lucky, I guess."Dexter Fowler added a ninth-inning single while Colorado's only other hit in the series came when Eric Young led off the game Friday with a single off Miller."What a great couple of days," St. Louis manager Mike Matheny said.Colorado has also gone 34 consecutive innings without an extra-base hit since Todd Helton's homer in the second inning in Wednesday's 3-2 loss to New York. Manager Walt Weiss isn't planning a meeting for the Rockies, who have never been shut out in three straight games."You leave it alone," Weiss said. "You know, everyone gets beat up a little bit in this game at some point, but our guys will keep grinding and we'll to come out and try to turn it around (Sunday)."After facing the right-handed Miller and Wainwright, the Rockies will now try to improve on their 5-8 mark when opposing left-handers as they look to get their bats going against Garcia (4-1, 2.25 ERA), 3-0 with a 1.25 ERA in his last three outings.Garcia gave up one run over eight innings last Sunday to earn a 10-1 victory at Milwaukee. He's 0-2 with an 11.85 ERA in three career starts against Colorado.Gonzalez is the only Rockies hitter to homer against him, going 4 for 9 with two doubles as well. Fowler is 0 for 6 versus Garcia.Troy Tulowitzi, among baseball's leaders with a 1.032 OPS, has five strikeouts among six hitless at-bats in this series. Gonzalez is 0 for 7 with four strikeouts and Helton is 0 for 5 with a walk.St. Louis has posted a 2.02 ERA while winning nine of 10, including four straight at home.Yadier Molina has four hits in the series, and is batting .476 during an 11-game hitting streak. He's 5 for 8 against Jorge De La Rosa (3-3, 3.52), who will start Sunday for Colorado.De La Rosa has given up all of his runs on the road while posting a 5.13 ERA. He pitched six innings in Tuesday's 2-0 win over the Yankees, and is 3-2 with a 5.30 ERA in seven career starts against the Cardinals.