Polventon Supreme Dahlia
Description
Polventon Supreme is a show-stopping dinnerplate dahlia with enormous, fully double blooms in rich violet-purple tones that seem to glow in the late-summer light. Held on tall, sturdy stems, its lavish, layered petals make it a standout for borders and unbeatable for dramatic cut-flower arrangements.
Specifications
| Form | BA |
|---|---|
| Color | Y |
| Bloom size | 5" |
| Plant height | 4.5 ft |
| Hybridizer | Cyril Watkins |
| Year introduced | 1992 |
| Country of origin | UK |
How to grow Polventon Supreme
Polventon Supreme is a BA with 4.5 ft tall with 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
BA-form dahlias like Polventon Supreme 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
- 20th Ave Gwen — BA, Y
- 20th Ave Memory — BA, PK
- 20th Ave Old Major — BA, L
- AC White Rabbit — BA, V
- Blyton Softer Gleam — BA, LB
- Brown Sugar — BA, BR
Frequently asked questions
How tall does Polventon Supreme grow?
Polventon Supreme grows to about 4.5 ft.
What color is Polventon Supreme?
Y — ADS color classification for Polventon Supreme.
Who hybridized Polventon Supreme?
Cyril Watkins, introduced in 1992.
Is Polventon Supreme 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.