Possible Clues:

• Where rodents enter walls
• Artist endures rooms that aren't very nice
• Squalid abodes
• Squalid places
• Run-down, seedy hotel rooms, in slang
• Super grass found on golf course with spots known to be rough
• Seedy dwellings
• Squalid lodgings
• Dives in river to heal poorly son
• Seedy environments