Hollyhill Royal Dahlia
Description
Hollyhill Royal is a regal, fully double dahlia that produces big, lush blooms in rich royal-purple tones that deepen beautifully in cooler weather. Held on strong stems above vigorous plants, it’s an eye-catching choice for borders and a standout cut flower, bringing dramatic color and a polished, formal look to bouquets.
Specifications
| Form | MB |
|---|---|
| Color | PR |
| Plant height | 4 ft |
| Hybridizer | Ted and Margaret Kennedy |
| Year introduced | 2026 |
| Country of origin | USA |
How to grow Hollyhill Royal
Hollyhill Royal is a MB with 4 ft tall. 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
MB-form dahlias like Hollyhill Royal 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 Delicada — MB, PK
- 20th Ave For Mom — MB, DP
- 20th Ave Ingrid — MB, L
- 20th Ave Tradition — MB, W
- Bloomquist Crave — MB, DR
- Bloomquist Wonderful — MB, LB
Frequently asked questions
How tall does Hollyhill Royal grow?
Hollyhill Royal grows to about 4 ft.
What color is Hollyhill Royal?
PR — ADS color classification for Hollyhill Royal.
Who hybridized Hollyhill Royal?
Ted and Margaret Kennedy, introduced in 2026.
Is Hollyhill Royal 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.