Saints' Development side fought out a goalless draw at home to the Jambos.
Hearts visit McDiarmid Park for the second time in three days as their Development side take on St. Johnstone's U20's on Monday evening.
Joe Gormley bags a brace in a 3-2 win over Partick Thistle in the Development League.
New signing Joe Gormley couldn't prevent the Saints U20's from going down to a 2-0 defeat at home to Ross County.
Saints host 2nd placed Ross County in the SPFL Development League.
Saints held the reigning Development League champions to a 1-1 draw in Greenock.
Young Saints take on last season's league champions Celtic in Greenock.
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