Sebastian Dahlia

FD · 3" bloom · 4 ft tall · Hybridized by A.C. Koot (2010) · Netherlands

Sebastian dahlia

Description

Sebastian is a refined, show-worthy dahlia with beautifully layered blooms and a luminous, garden-bright presence that stands out in beds and bouquets alike. Its strong stems and dependable flowering make it a rewarding choice for cut-flower growers and home gardeners, delivering an elegant, long-lasting display through the heart of the season.

Specifications

FormFD
ColorPK
Bloom size3"
Plant height4 ft
HybridizerA.C. Koot
Year introduced2010
Country of originNetherlands

How to grow Sebastian

Sebastian is a FD with 4 ft tall with 3-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

FD-form dahlias like Sebastian 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

Frequently asked questions

How tall does Sebastian grow?

Sebastian grows to about 4 ft.

What color is Sebastian?

PK — ADS color classification for Sebastian.

Who hybridized Sebastian?

A.C. Koot, introduced in 2010.

Is Sebastian 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.