Kelvin Floodlight Formal Decorative Dahlia

Kelvin Floodlight Formal Decorative Dahlia 

The Kelvin Floodlight Dahlia is a true showstopper, renowned for its massive, glowing golden-yellow blooms that can measure up to a foot across. Bold, brilliant, and dramatic, these dinnerplate dahlias command attention in any garden, instantly becoming the centerpiece of borders or bouquets. Its radiant color and size make it one of the most spectacular dahlias you can grow.

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Details

• Form: Decorative (Dinnerplate)

• Bloom Size: AA (10–12 inches)

• Plant Height: Tall (>48")

• Stem Strength: Moderate

• Unicorn Status: Common (but highly sought after for size)

• Primary Color: Yellow

• Secondary Color: None

• Plant ID: 

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A Bit of History

Introduced in the mid-20th century, Kelvin Floodlight quickly rose to fame as one of the most popular dinnerplate dahlias ever grown. Beloved for its enormous blooms and luminous color, it has been a staple at garden shows and in home landscapes for decades. Its reliability and impressive display make it a favorite among both new gardeners and seasoned dahlia enthusiasts.

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Ideal For

Cutting gardens – makes a bold, unforgettable statement in arrangements

Borders – towering plants create dramatic height and color

Wedding arrangements – stunning for golden-themed bouquets or arches

Flower shows – a classic competitor in exhibition displays

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Pairs Well With

Thomas A. Edison Dahlia – rich purple blooms for a striking jewel-tone contrast

Café au Lait Dahlia – creamy tones that balance Kelvin’s vibrant gold

Russian Sage – airy blue flowers add texture and cooling tones