had three more hits and scored the go-ahead run on a wild pitch in the sixth inning as the Astros extended their winning streak to seven games with a 6-2 victory over the Pirates.
Houston completed a four-game sweep of the Pirates, in which it outscored Pittsburgh, 37-16.
Pittsburgh has lost 23 of 28 games at Minute Maid Park since the facility opened four years ago and endured a four-game sweep on its last visit here from July 25-28, 2002.
"It seemed like everything they hit found holes," Pittsburgh shortstop
said. "A ball would go by me, then I'd move a few steps over, and the next time it would go to the spot I just moved from. That's what teams do when they get hot. They find holes."
Blum was 3-for-3 with a walk and an RBI single in the third inning. The third baseman is 7-for-7 with a walk and sacrifice fly in his last nine plate appearances.
"When things are going good, it seems like everything is going well. We need to put this in a bag and take it on the road," Blum said. "We did a 180. Maybe it was a slap in the face. The whole way through our lineup, guys are getting on base."
had run-scoring singles in the third inning and
added an RBI double in the seventh for Houston, which has its first seven-game winning streak since May 12-18, 2002.
The Astros lost seven of eight games before their current run.
had a two-run double in the first for Pittsburgh, which has lost a season-high six straight games.
(3-0), the first of five Houston relievers, pitched a scoreless sixth for the win. The victory was the 11th this season by the Houston bullpen, which has gotten used to the frequent work under manager
"The way Jimy does it, our starting staff isn't carrying a lot of innings, and that's when we have to do our job," Wagner said.
Redding pitched five innings, allowing two runs - one earned - and five hits. He struggled in the first, when
reached on an error by shortstop
to open the game and went to third on a single by Wilson.
Giles, who was activated from the disabled list on Wednesday, followed with a two-run double to right field.
The Pirates left at least one runner on base in each of the first six innings.
(4-3) suffered his third straight loss, allowing four runs and seven hits in 6 2/3 innings.
"It was just a case of missing spots and hanging a few pitches," he said. "I was missing my location, and with a good team like them hitting the ball as well as they are, it ended up costing us."
The Astros tied it with two runs in the third. Vizcaino doubled to right-center field to lead off the inning and Biggio walked with two outs before Blum and Bagwell followed with consecutive RBI singles.
Blum doubled to lead off the sixth and moved around the bases on a pair of wild pitches by Suppan.
"When you're in a little funk, there's always one or two little things that get the other team on a roll," Pirates manager
said of the wild pitches.
Biggio added an RBI double in the seventh and
capped the scoring two a two-run double in the eighth. Houston has outscored opponents 47-15 in the eighth and ninth innings this season.