Friday, April 25, 2025 | 7:30 pm - 11:30 pm
The ultimate adults-only (21+) night at the museum is back—and this time, it’s exploding with color, cocktails, and curiosity!
Get ready for an electric fusion of flowers and flames as science gets loud, bold, and downright dazzling. Wander through mind-blowing exhibits, sip on exclusive floral-inspired drinks, and dive into hands-on activities that’ll ignite your sense of wonder. This isn’t your average event—it’s a full-blown sensory experience with beats, brews, and botanical wonders.
Dress to impress in your brightest florals, boldest sparkles, and most colorful fits. Science has never looked—or felt—this fresh!
Your Ticket Includes:
- Full evening access to all exhibits and galleries
- An exclusive, limited-edition lapel pin (collector’s item, anyone?)
- Breathtaking rooftop views & stargazing (weather permitting)
- Food & drinks by Seravezza Events available for purchase
$40 | $35 for Member Tickets
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Tickets must be purchased in advance and will not be available at the door.
Got a party of 15 or more? Contact Group Sales at 215-448-1200 for a group discount.
Featured Programming:
Explosive Science with The Franklin Institute: Brace yourself for giant explosions, liquid nitrogen clouds, and ball pit ball blow-ups!
Pennsylvania Horticultural Society: Create a one-of-a-kind floral keepsake in this hands-on firecracker corsage-making station.
Bloom-Worthy Photo Ops: Strike a pose in front of lush, over-the-top floral installations by Tanesha Sample of Tissarose Florist.
Planetarium Party with DJ XTINA: Dance under the stars to DJ XTINA’s high-energy beats in the electrifying Planetarium.
Floral Projections by Richie Brown: Watch the Planetarium Dome bloom with dazzling kaleidoscopic floral projections, live-mixed by experimental visual artist Richie Brown.
Screen-Printing with Golden Key Prints: DIY their bold "Blooms and Booms" design onto your favorite gear — tees, totes, jackets, you name it. Bring your own fabrics.
Sip on The Hazy Daisy: Wissahickon Brewing debuts an exclusive brew for the night — The Hazy Daisy. Floral notes, fresh vibes. Cheers!
Flower-Powered Meads: Taste Philadelphia Mead Company’s unique meads, made with rose, hibiscus, and honey straight from flower pollen.
Floral Forensics: Toxic Bloom: Uncover the deadly secrets of toxic plants and see how forensic toxicologists use botanical clues to crack cases with Rutgers University – Camden’s Forensic Science Program.
Spring-Themed Dissections: Ever wondered what’s inside your favorite flowers and plants? Get up close and personal with some fascinating floral anatomy.
The Wonderful World of Algae: Dive deep with Mariana Huley from The Academy of Natural Sciences of Drexel University for a closer look at life underwater.
Dig Deep: Get your hands dirty with Rutgers–Camden Biology! Make your own seed bombs and dive into interactive games on both fungal and the microplastics bloom.
Party Pics by UV Lucas
What to Know:
- Tickets do not include access to any special exhibition.
- This is a 21+ event. A valid form of identification will be checked upon entry.
- Attendees are allowed small clutch bags only (4.5” x 6.5”).
- Doors for the event will open at 7:30 p.m., with programming starting at 8:30 p.m. A complete event schedule will be released closer to the date.
- While we encourage everyone to dress up to the theme, there is no formal dress code for Science After Hours; however, please note that full-face masks are not permitted, and shoes, tops, and bottoms are required for entry.
- The Franklin Institute does not discriminate based on gender or orientation, race, or religion. Anybody found to harass other guests will be escorted from the event.
The award-winning PHS Philadelphia Flower Show is the nation's largest, and the world’s longest-running horticultural event and features stunning displays by some of the world’s premier floral and landscape designers. Started in 1829 by the Pennsylvania Horticultural Society, the Show introduces diverse and sustainable plant varieties and garden and design concepts. In addition to acres of garden displays, the Flower Show hosts world-renowned competitions in horticulture and artistic floral arranging, gardening presentations and demonstrations, and special events.
