Thomas A Edison Dahlia
Description
Thomas A Edison is a dramatic, deep purple dahlia with velvety petals and a full, formal decorative form that brings rich, jewel-toned color to the garden. Its large, showy blooms stand out beautifully in borders and make striking cut flowers, especially paired with softer pastels or bright whites. A reliable bloomer through the season, it’s an excellent choice for gardeners who want bold color and classic, exhibition-style form.
Specifications
| Form | ID |
|---|---|
| Color | PR |
| Bloom size | 7.5" |
| Plant height | 3.8 ft |
| Hybridizer | Dahliadel (Warren Maytrott) |
| Year introduced | 1929 |
| Country of origin | USA |
How to grow Thomas A Edison
Thomas A Edison is a ID with 3.8 ft tall with 7.5-inch blooms. Plant tubers 12–18 inches apart in full sun after the last frost. Pinch when plants reach 12 inches tall to encourage bushier growth and more blooms.
Harvest & vase life
ID-form dahlias like Thomas A Edison harvest dahlias when blooms are three-quarters to fully open. With clean cuts and fresh water, most varieties last 4–7 days in the vase.
Similar dahlia varieties
- AC Paint — ID, V
- AC Twisp — ID, LB
- Andrew Charles — ID, OR
- Andy's Legacy — ID, BR
- Bahama Mama — ID, DB
- Baron Katie — ID, FL
Frequently asked questions
How tall does Thomas A Edison grow?
Thomas A Edison grows to about 3.8 ft.
What color is Thomas A Edison?
PR — ADS color classification for Thomas A Edison.
Who hybridized Thomas A Edison?
Dahliadel (Warren Maytrott), introduced in 1929.
Is Thomas A Edison good for cut flowers?
Yes. Dahlias are among the most popular cut flowers for home and market growers. Expect 4–7-day vase life with proper hydration.