“Blue color is everlastingly appointed by the Deity to be a source of delight.” – John Ruskin
We’ve all heard the rumors for the reasons why — to keep away evil spirits, to keep our hearts devout by reminding us of the color of heaven, because wasps won’t build nests on blue surface they might think was the sky.
So what’s the real story? I’ve heard all three spouted with absolute certainty, so we may never know for sure, but who really cares? It’s tradition, beautiful, cooling, and, just like porches, distinctly Southern.