Boundary Sophie Dahlia
Description
Boundary Sophie is a charming ball-form dahlia prized for its tidy, perfectly rounded blooms and soft, romantic color palette that reads as blush to rosy pink with subtle tonal variation petal to petal. The medium-sized flowers hold their shape beautifully on strong stems, making it an excellent choice for both cutting gardens and border plantings where you want consistent, polished color all season.
Specifications
| Color | LB |
|---|---|
| Hybridizer | B. Millard |
| Year introduced | 2025 |
| Country of origin | Australia |
How to grow Boundary Sophie
Boundary Sophie is a dahlia. 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
Dahlia-form dahlias like Boundary Sophie 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.
Where to buy Boundary Sophie tubers
Similar dahlia varieties
Frequently asked questions
What color is Boundary Sophie?
LB — ADS color classification for Boundary Sophie.
Who hybridized Boundary Sophie?
B. Millard, introduced in 2025.
Is Boundary Sophie 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.