Mets starter Marcos Molina was knocked out of the box with one out in the third inning. The right-hander yielded four hits and walked a batter before exiting with a 1-0 deficit. But the Cards piled on lefty reliever Sean Gilmartin, using a two-out error by Mets third baseman T.J. Rivera to score two more runs.
Grichuk then hit the next pitch over the left-field fence for a three-run homer, increasing the lead to 6-0.
Mets outfielder Michael Conforto finished 2-for-3 with two singles, including one to the opposite field, upping his Grapefruit League average to .