LA SALLE, COLO. — The Hays Larks crushed the Boulder Collegians 20-0 on Sunday night to close out a six-game road swing.


The Larks (8-4) led 8-0 after eight innings before unleashing a 12-run ninth that featured three home runs including a grand slam from Cameron Pehrson.


The grand slam was Pehrson’s second homer of the night. He went 4 of 7 at the plate with seven runs driven in.


Max McGuire and Grant Lung also homered in the Larks’ monster ninth inning.


Lung collected three hits while Wyatt Divis, Corbin Truslow, Palmer Hutchison and Dylan Dreiling all had two-hit games.


The Larks, who went 3-3 on the road trip, finished with 19 hits and drew 15 walks.


Brady Rose, Trevor Munsch and Wyatt Divis combined to throw a three-hit shutout for the Larks. Rose tossed the first four innings, allowing two hits. Munsch worked two perfect innings, and Divis worked the last three, allowing one hit.


The Larks will play the Collegians at 7 p.m. Wednesday at Larks Park to begin a seven-game homestand.


Saturday’s game


The Hays Larks halted a three-game skid in Colorado on Saturday night, pounding out 18 hits in a 15-4 rain-shortened win against the Colorado Pirates.


Six Larks enjoyed multi-hit games, led by Jake Wyeth’s 4-for-5 day. Wyeth hit a 3-run homer and finished with six runs driven in. Pehrson went 3 for 4 at the plate.


The Larks (7-4) broke it open with a six-run second inning. Lung pushed the lead to 3-0 with a two-run single, and Divis followed with a line-drive double to right, scoring Lung. Wyeth then delivered an RBI single, Divis scored on a wild pitch and Truslow singled in another run to make it 7-0.


The game was called because of rain in the sixth inning.


TMP product Ryan Ruder got the start for the Larks. He went five innings, allowing four runs on seven hits with no walks while striking out six.