I live with my ex-husband, and without my permission, he changed our porch light to green. When I asked him why, he said it was because of his father who passed away recently. He didn’t elaborate. Why? What does a green porch light mean?

Green porch lights have emerged as a subtle yet impactful symbol in communities throughout the United States and beyond. They represent messages of hope, solidarity, and awareness—most notably in support of military veterans, mental health, and other meaningful causes. But what do these glowing green lights truly signify, and how can you join the movement? In this article, we delve into their origins, the meaning behind the color, and how you can use a green porch light to share a powerful message.