LHP David Peterson, the Mets' first-round pick in 2017, has been promoted to Single-A St. Lucie, the team announced.
Peterson is coming off a stellar outing on Saturday night, as he struck out a career-high 10 batters in eigh innings agains Augusta. He has posted a 1.82 ERA with 57 strikeouts in nine starts (59.1 innings) this season.
Peterson has completed seven innings in all but one of his last six starts, with that one exception being a 6 and 2/3-inning outing on May 27. He has struck out at least seven batters in each of his last four starts and has walked no more than two batters in any those games.