The petunia with bright, white flowers looks like something you'd buy in spring at a garden nursery. But, when the lights are turned out, the petals slowly start lighting up with a greenish, white ...

At a base cost of US$29.00, residents of the 48 contiguous states can get a petunia (Petunia hybrida) with flowers that look white during the day; but, in the dark, the plant glows a faint green.

DIANE BLAZEK: Oh, grandma grew petunias, but oh, look, now I've got a petunia that glows in the dark. So this is really cool. WOODRUFF: Decorative garden sales are big business in the U.S.

B y day, the petunias look like normal white flowers. In the evening, they emanate a soft glow that looks like moonlight. It feels like magic but is rooted in science: The startup Light Bio ...

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.

Deadheading the petunias as often as once a week will ensure that your plant keeps blooming and bringing color to your garden. Dig deeper to learn about what deadheading is and why it is a must.

Coloradans have a unique chance to get one of Time magazine’s best inventions of 2024, a glow-in-the-dark petunia, at an event in Centennial this weekend.

When the petunia gets tired, perhaps opened up a bit and performance has waned, cutting back can be essential. The Supertunia that has a third of its foliage removed at this stage, along with ...