Covey (shoulder) was cleared to resume throwing bullpen sessions at extended spring training in Florida over the weekend, MLB.com reports.
Philadelphia placed Covey on the 15-day injured list Thursday with a right shoulder strain.
Covey (shoulder) will begin this season on the injured list, Todd Zolecki of MLB.com reports.
Covey reported tightness in his right shoulder Saturday, Corey Seidman of NBC Sports Philadelphia reports.
The Phillies placed Covey on the 15-day injured list Saturday with lower back pain.
Covey dropped to 1-2 after giving up two runs on two hits and one walk while striking out two in 1.1 innings of relief in Monday's 9-8 loss to the Diamondbacks.
Covey will start Sunday against Atlanta, Matt Gelb of The Athletic reports.
Covey was claimed off waivers by the Phillies on Saturday from the Dodgers, Matt Gelb of The Athletic reports.
The Dodgers designated Covey for assignment Thursday, Eric Stephen of SBNation.com reports.
Covey did not factor in the decision against Minnesota on Wednesday, allowing two runs on five hits and one walk while striking out three batters over four innings.