🌸The Dahlia Hub
✂ Cut Flower🏆 Exhibition

Thomas Edison

A century old and still the truest purple in the field.

Thomas Edison dahlia bloom

Mark Twyning / Wikimedia Commons / CC BY-SA 3.0

Rich royal purple that photos consistently fail to capture. Introduced in 1929 and named for the inventor with his own approval, Thomas Edison remains the benchmark for large-format purple dahlias, the color modern breeders still measure themselves against.

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Specifications

Physical

Form
Informal Decorative
Bloom class
A8–10"
Bloom size
8–10"(20.3–25.4 cm)
Plant height
42–54"

Color

Color
Purple
Pattern
Solid
Tags
purpledeep purpleroyal purplelarge

Growing context

Flowering season
Mid season
Cut flower
✓ Yes
Exhibition
✓ Yes
Stem length
24"

Provenance

1929
United States

How to Grow It

Tall grower — stake early and firmly.