Life, Revealed

Nature's Living Magic

Light Bio’s bioluminescent petunias offer a new way to witness the vitality of nature. Follow your plant’s journey from a young starter to a blossoming beauty, and watch as the glow reveals their inner flow of energy. Whether you choose our original upright Firefly Petunia or our new trailing varieties, you are seeing life made visible.

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How the Magic Works

Nature & Science in Perfect Harmony

Light Bio Petunias glow naturally without batteries, wires, or sprays. Inspired by the bioluminescence found in our oceans and forests, these extraordinary plants glow with their own living energy. During the day, the petunia harvests and stores energy through photosynthesis. At night, the plant converts that stored energy into a visible soft, steady glow that permeates the entire plant, from its brightest new blooms to every leaf and stem.

A Visual Delight

Seeing is Believing

Some wonders simply must be experienced to be understood. To witness Light Bio’s bioluminescent petunias in their full glory, you have to step into the dark. As your eyes adjust, the soft moonlight glow reveals itself—a living, breathing spectacle that brings a quiet wonder to your darkest spaces.

Real Plants. Real Glow.

Shared by Plant Lovers Everywhere

Whether displayed in your favorite indoor nook or as a highlight of your evening garden, these plants transform ordinary spaces into extraordinary experiences. The natural glow creates a living backdrop that sparks curiosity and brings a sense of wonder to everyone who sees it. It’s more than a plant—it’s a new way to experience the magic of the natural world.

Choose Your Magic!

Bring Home the Living Light

Save Extra on Bundles + Get 10% OFF on Pre‑Orders of All Plants!

  • Firefly Petunia

    The original spark that started it all, a classic, upright beauty with pure‑white petals that transform into a soft, moonlit glow at night.

  • Firefly Petunia with Ceramic Pot

    The glow you know, now in its own pot! Our classic Firefly Petunia now comes in a signature ceramic pot with a drainage hole to keep your plants happy, healthy, and display-ready. Ideal for gifts!

  • Pink Petunia

    Light Bio’s new trial variety Pink petunias are blush by day, glow by night! Great for baskets and borders, this trailing variety has improved vitality to keep your garden glowing all spring and summer.

  • Pink & White Petunia

    Light Bio’s new trial variety Pink & White petunias are dazzling day and night! A trailing, basket‑friendly combo of pink and white petals transform into the soft moonlit glow you know at night.

The Essentials

Fuel the Glow, Sustain the Magic

Save 15% on Nutrition When Purchased with Plants!

Light Bio Special

Petunia Nutrition

Your plants are living sources of light. To keep their glow at its peak and ensure lush, vibrant blooms, they need constant fuel. Our specialized formula provides the vital nutrients to sustain a brilliant night-time transformation for every variety in our collection.

Add 5-Pack to My Collection

Loved by Plant Enthusiasts

What Our Customers Are Saying

Our living lights are sparking joy in homes across the country.

Glowing

All my plants arrived safely, despite the heatwave. They're blooming beautifully and have a very pleasant glow. 5/5 would recommend.

They came just fine!

My second order, now in 2025. I got three in 2024, six now. I really liked the over-communication from UPS, thank you for setting that up.

Fantastic Flowers!

I was a little skeptical that these Petunias would work. After a month of TLC they turned out spectacular! Great product.

Very cool plants

They're glowing plants, which is very cool. It is a faint glow, so don't expect to light a room, but it is a very neat effect. A camera on a regular setting doesn't...

Cool glow

I do love my firefly petunias.
They are a commitment to care for that definitely has its rewards...

Not science fiction

I am happy that the plants glowed as advertised, even on day of delivery. They were healthy, and quickly put into a larger pot...

Awesome Gift

I bought one of the first gen Firefly Petunias for myself, and it was absolutely incredible. Once it had recovered from shipping...

Light Bio in the News

Our breakthrough is making headlines from coast to coast!

  • The Best Inventions of 2024

    TIME

    Light Bio’s Firefly Petunia was selected as one of TIME’s Best Inventions, celebrating the most impactful and groundbreaking products of the year.

  • Official Approval

    USDA

    This petunia may be safely grown and bred in the United States. USDA gives approval to sell Firefly Petunias across the US.

  • Science has Developed Petunias that Glow in the Dark

    NPR

    Reporter Sasa Woodruff breaks down the science behind the blooms.

  • A Glowing Petunia Could Radicalize Your View of Plants

    THE ATLANTIC

    Writer Zoë Schlanger explores how bioluminescence helps us see plants as complex, living beings.

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Ready to Experience Living Light?

Bring home a plant that glows naturally and transforms how you connect with nature.

Frequently Asked Questions

Here are some quick answers about Light Bio’s bioluminescent petunias. Need more details? Explore FAQs or contact us anytime.

Do Light Bio Bioluminescent Petunias need special treatment to glow?

No special chemicals or "tricks" are required. These plants produce their own light naturally from within!

To keep their glow at its brightest, they simply need the same love you’d give any favorite plant: plenty of sunlight to recharge their energy, regular watering, and consistent feeding. Just like us, the healthier and more nourished the plant is, the more brilliantly it will shine.

Which parts of the plant glow?

The entire plant is bioluminescent, but the youngest flowers and new growth are the brightest. As flowers age, their light naturally fades.

How bright are they?

They emit a soft, ethereal glow similar to moonlight. The light is most concentrated in the new flower buds.

When do they glow?

Light Bio Petunias are bioluminescent 24/7, though their soft light is only visible to the human eye in total darkness.

What is the best way to experience the glow?

For the most magical experience, view your Light Bio Bioluminescent Petunias in total darkness—ideally a pitch-black room or a moonlit-free night.

Eliminate competing light. Even a dim phone screen or a nearby lamp can "blind" you to the bioluminescence. Turn off all electronics and allow your eyes 5‑10 minutes to fully adjust. You’ll be amazed at how the soft, steady glow reveals itself as your vision sharpens.