Can This Porch Ceiling Color Really Deter Bugs? An Expert Weighs In

TIL some regions in United States have been painting their porch ceilings a specific shade of blue, believing it wards off evil spirits, haints, and ghosts. So much so, that all major paint companies sell this color.

Can This Porch Ceiling Color Really Deter Bugs? An Expert Weighs In

Many southern homes sport light blue painted porch ceilings to deter unwanted insects and spirits, so we asked an entomologist to find out if it actually works.