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

Sunny Boy

Perennial ball dahlia in yellow and red, blooming in midsummer, late summer, and fall. Round 3-inch ball blooms of yellow petals with a small red rim. USDA zones 8–10.

Cross-referenced · 5 sources

Buy from $19.54

1 / 2

A Sunny Boy dahlia flower up close on the plant
A Sunny Boy dahlia flower up close on the plant

2 / 2

Sunny Boy dahlia plants in bloom in a garden
Sunny Boy dahlia plants in bloom in a garden

At a glance

Flower form
Ball Double · Miniature · 3 in (8 cm)
Colors
  • Yellow
  • Red
Bicolor
Blooms
Midsummer, Late summer, Fall
Vase life
Not grown for cutting
Height
3½ ft (102 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

Sold by Breck's as a ball dahlia from its trial and display beds.

Sources

Where to buy

Prices rechecked daily
  • Spring Hill NurseryBulbs

    Pack size not listed

    Check availability

    $19.54Checked Oct 14, 2026
  • Breck'sBulbs

    Pack size not listed

    Check availability

    $39.99Checked Oct 14, 2026

We may earn a commission when you buy through these links. Your price stays the same. Prices checked Oct 14, 2026.

All photos

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

Questions

Is Sunny Boy hardy in my zone?

Sunny Boy 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 Sunny Boy need full sun?

Sunny Boy grows in full sun.

When does Sunny Boy bloom?

Sunny Boy blooms in midsummer, late summer, and fall.

Is Sunny Boy good for cutting?

Our sources don't list Sunny Boy 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 dahlia flower up close on the plant Cornel Dark red ball dahlia with 4-inch blooms on strong straight stems, 3.5 to 4 ft tall. 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

Same colors

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 Firepot dahlia flower up close on the plant Firepot Orange waterlily dahlia with 3-inch blooms on compact 2-foot plants. WaterlilySmallLate summer
A Glorie van Heemstede dahlia flower up close on the plant Glorie van Heemstede Golden yellow waterlily dahlia, 15 cm blooms on erect stems, 130 cm tall. WaterlilySmallMidsummer
A Kasasagi dahlia flower up close on the plant Kasasagi Yellow and red pompon dahlia, 2-inch blooms on 3.5-foot plants. PomponMiniatureMidsummer

Latest guides

View all guides →
Annuals vs perennials: which flowers come back Annuals vs perennials: which flowers come back 8 min read Cut flower garden: what to grow and when to cut it Cut flower garden: what to grow and when to cut it 8 min read Flowers toxic to cats: tulips, lilies, sunflowers and more Flowers toxic to cats: tulips, lilies, sunflowers and more 7 min read How to grow sunflowers from seed (and how tall they get) How to grow sunflowers from seed (and how tall they get) 8 min read