Petunias are a summer garden staple, but this one glows in the dark. "It's really kind of freaky," said Vicki Rabas of ...

a glow-in-the-dark petunia, at an event in Centennial this weekend. Light Bio’s Firefly Petunia was created by crossing genes from a bioluminescent mushroom and a white petunia. The flowers glow ...

Firefly petunias, genetically modified with bioluminescent mushroom DNA, glow in the dark. The glow, primarily from the flowers, is most vibrant in new blooms and is similar to moonlight.