Investigators say the 53-year-old male victim was arguing with the suspect inside the Southern Tavern Inn on the 3200 block of Germantown Avenue Tuesday afternoon.
The argument continued outside of the bar when the man was struck in the head with a garden hoe.
The suspect then fled the scene.
Click here to watch the surveillance video
The victim was transported to Temple University Hospital in critical condition.
Police describe the suspect as a black male, 30-years-old, 185 lbs. with a medium complexion and full beard. He was wearing dark-colored jeans and a denim jacket with white sleeves.
If you see this suspect do not approach him, contact 911 immediately.
Anyone with information should call police at 215.686.TIPS (8477) or text a tip to PPD TIP (773847).