Grand Finale Dahlia

SC · 10" bloom · 4 ft tall · Hybridized by Nick Gitts (Swan Island Dahlias) (2004) · USA

Grand Finale dahlia

Description

Grand Finale is a show-stopping dinnerplate dahlia that brings a dramatic burst of color to the late-summer garden, with big, fully double blooms in vivid, festive tones that read from across the border. Tall, sturdy plants make excellent cut flowers, delivering long stems and eye-catching blooms that elevate bouquets and centerpiece arrangements.

Specifications

FormSC
ColorDB
Bloom size10"
Plant height4 ft
HybridizerNick Gitts (Swan Island Dahlias)
Year introduced2004
Country of originUSA

How to grow Grand Finale

Grand Finale is a SC with 4 ft tall with 10-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

SC-form dahlias like Grand Finale 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 Grand Finale tubers

Similar dahlia varieties

Frequently asked questions

How tall does Grand Finale grow?

Grand Finale grows to about 4 ft.

What color is Grand Finale?

DB — ADS color classification for Grand Finale.

Who hybridized Grand Finale?

Nick Gitts (Swan Island Dahlias), introduced in 2004.

Is Grand Finale 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.