• Ball
  • Perennial
  • Zones 8–10
  • Red
  • Double

Cornel

Perennial ball dahlia in red, blooming in midsummer, late summer, and fall. Ball-form blooms of dark chocolate red on strong, straight stems. USDA zones 8–10.

Cross-referenced · 5 sources

Buy from $8.95

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A Cornel dahlia flower up close on the plant
A Cornel dahlia flower up close on the plant

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Cornel dahlia plants in bloom in a garden
Cornel dahlia plants in bloom in a garden

At a glance

Flower form
Ball Double · Miniature · 4 in (10 cm)
Colors
  • Red
Blooms
Midsummer, Late summer, Fall 90 days from planting
Vase life
Not grown for cutting
Height
3½–4 ft (107–122 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

Introduced in 1982; Swan Island Dahlias lists it as an exhibition variety.

1982

Sources

Where to buy

Prices rechecked daily
  • Swan Island DahliasBulbs

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    $8.95Checked Oct 14, 2026
  • White Flower FarmBulbs

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    $12.00Checked Oct 14, 2026
  • Longfield GardensBulbs

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    $18.25Checked Oct 14, 2026
  • Harris SeedsBulbs

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    $105.10Checked Oct 14, 2026

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All photos

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

Questions

Is Cornel hardy in my zone?

Cornel 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 Cornel need full sun?

Cornel grows in full sun.

When does Cornel bloom?

Cornel blooms in midsummer, late summer, and fall, about 90 days from planting.

Is Cornel good for cutting?

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

See also

See all →
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
A Cornel Bronze dahlia flower up close on the plant Cornel Bronze Ball dahlia with 4-inch bronze blooms on compact 3.5-foot plants. BallMiniatureMidsummer
A Ivanetti dahlia flower up close on the plant Ivanetti Ball dahlia with dark purple 4 in blooms on 3.5 ft plants, introduced 1999. BallMiniatureMidsummer
A Jowey Winnie dahlia flower up close on the plant Jowey Winnie Ball dahlia blending dusky pink, peach and mango with a plum center, on 36 in plants. BallMidsummerMedium height

Same colors

See all →
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 Crossfield Ebony dahlia flower up close on the plant Crossfield Ebony Pompon dahlia with 1.5 in black-red blooms, introduced 1955. PomponMiniatureMidsummer
A Karma Choc dahlia flower up close on the plant Karma Choc Waterlily dahlia with 4 in black-red blooms and dark foliage. WaterlilyMiniatureMidsummer
A Kasasagi dahlia flower up close on the plant Kasasagi Yellow and red pompon dahlia, 2-inch blooms on 3.5-foot plants. PomponMiniatureMidsummer

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