• Semi-cactus
  • Perennial
  • Zones 8–10
  • Burgundy
  • Double

Grand Finale

Perennial semi-cactus dahlia in burgundy and purple, blooming in late summer and fall. A semi-cactus dinnerplate dahlia with 10 inch wine-colored blooms. USDA zones 8–10.

Cross-referenced · 5 sources

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A Grand Finale dahlia flower up close on the plant
A Grand Finale dahlia flower up close on the plant

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Grand Finale dahlia plants in bloom in a garden
Grand Finale dahlia plants in bloom in a garden

At a glance

Flower form
Semi-cactus Double · Large (dinnerplate) · 10 in (25 cm)
Colors
  • Burgundy
  • Purple
Blooms
Late summer, Fall 120 days from planting
Vase life
Not grown for cutting
Height
4 ft (122 cm)
Sunlight
Full sun
Hardiness
USDA zones 8–10 Perennial

Lift or treat as an annual below zone 8.

Planted as
Tuber
Botanical name
Dahlia hybrid

In the garden

  • Occasionally severely damaged by deer (Rutgers rating)

Find your frost dates and zone by ZIP code

Origin

A dinnerplate semi-cactus dahlia introduced in 2004 by Swan Island Dahlias.

Bred by Swan Island Dahlias, 2004

Sources

Where to buy

Prices rechecked daily
  • Swan Island DahliasBulbs

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    $9.95Checked Oct 14, 2026

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All photos

  • A Grand Finale dahlia flower up close on the plant
    A Grand Finale dahlia flower up close on the plant
  • Grand Finale dahlia plants in bloom in a garden
    Grand Finale dahlia plants in bloom in a garden

Questions

Is Grand Finale hardy in my zone?

Grand Finale survives winter in the ground in USDA zones 8 to 10. In colder zones treat it as an annual or lift it before the ground freezes.

Does Grand Finale need full sun?

Grand Finale grows in full sun.

When does Grand Finale bloom?

Grand Finale blooms in late summer and fall, about 120 days from planting.

Is Grand Finale good for cutting?

Our sources don't list Grand Finale as a cut flower or give a vase life for it.

See also

See all →
A Bora Bora dahlia flower up close on the plant Bora Bora Coral pink and yellow semi-cactus dahlia, 15-20 cm blooms, 70 to 100 cm tall. Semi-cactusMediumMidsummer
A Black Satin dahlia flower up close on the plant Black Satin Formal decorative dahlia with 4 in deep black-red blooms. Formal decorativeMiniatureMidsummer
A Bride to Be dahlia flower up close on the plant Bride to Be White waterlily dahlia with 4-inch blooms on compact 3½-foot plants. WaterlilyMiniatureMidsummer
A Brown Sugar dahlia flower up close on the plant Brown Sugar Ball dahlia with rusty red-orange 3-4 in blooms fading to terracotta, on 30-36 in plants. BallMiniatureMidsummer

Same colors

See all →
A Chick A Dee dahlia flower up close on the plant Chick A Dee Pompon dahlia with 1.5 in wine and pink bicolor blooms. PomponMiniatureMidsummer
A Crème de Cassis dahlia flower up close on the plant Crème de Cassis Waterlily dahlia, 4-6 in lavender-pink blooms with a wine-red reverse on 30-36 in plants. WaterlilySmallMidsummer
A Hollyhill Black Beauty dahlia flower up close on the plant Hollyhill Black Beauty Informal decorative dahlia with 6 in black-red blooms. Informal decorativeSmallMidsummer
A Imperial Wine dahlia flower up close on the plant Imperial Wine Informal decorative dahlia with 4 in wine-colored blooms. Informal decorativeMiniatureMidsummer

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