• Dahlia-flowered (estimated)
  • Annual
  • Red
  • Double

California Giant

California Giants · California Giants Blend · California Giant Mix

Annual dahlia-flowered zinnia in red, pink, purple, white, yellow, orange, lavender, and burgundy, blooming in early summer, midsummer, late summer, and fall. Double flowers 4 to 6 inches across in red, pink, purple, white, yellow, orange, lavender and maroon. Grown as an annual in every zone.

Single source · Values marked like this (estimated) are estimates.

Buy from $2.69

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A California Giant zinnia flower up close on the plant
A California Giant zinnia flower up close on the plant

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California Giant zinnia plants in bloom in a garden
California Giant zinnia plants in bloom in a garden

At a glance

Flower form
Dahlia-flowered (estimated) Double · 4–6 in (10–15 cm)
Colors
  • Red
  • Pink
  • Purple
  • White
  • Yellow
  • Orange
  • Lavender
  • Burgundy
Blooms
Early summer, Midsummer, Late summer, Fall
Vase life
Not grown for cutting
Height
2–4 ft (61–122 cm) (estimated)
Sunlight
Full sun
Hardiness
Grown as an annual in every zone Annual
Planted as
Seed Sow indoors: 4–6 weeks before last frost
Botanical name
Zinnia elegans

In the garden

  • Butterflies
  • Seldom severely damaged by deer (Rutgers rating)

Find your frost dates and zone by ZIP code

Origin

Tall Zinnia elegans strain sold as a seed mix; Botanical Interests dates California Giants to 1926.

1926

Sources

Where to buy

Prices rechecked daily
  • Botanical InterestsSeeds

    Conventional Heirloom

    Check availability

    $2.69Checked Oct 14, 2026
  • True Leaf MarketSeeds

    5g Pkg

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    $3.29Checked Oct 14, 2026
  • Territorial Seed CompanySeeds

    SEED / 1 gram

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    $3.55Checked Oct 14, 2026
  • Gurney'sSeeds

    Pack size not listed

    Check availability

    $3.99Checked 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 California Giant zinnia flower up close on the plant
    A California Giant zinnia flower up close on the plant
  • California Giant zinnia plants in bloom in a garden
    California Giant zinnia plants in bloom in a garden

Questions

Is California Giant hardy in my zone?

California Giant is an annual: it flowers and sets seed in one season, so hardiness zone decides when to plant it, not whether it survives winter.

Does California Giant need full sun?

California Giant grows in full sun.

When does California Giant bloom?

California Giant blooms in early summer, midsummer, late summer, and fall.

Is California Giant good for cutting?

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

See also

See all →
A Benary's Giant zinnia flower up close on the plant Benary's Giant Cut-flower zinnia series with fully double 4–6 inch blooms on 40–50 inch plants. Dahlia-floweredEarly summerTall
A Macarenia zinnia flower up close on the plant Macarenia Open-pollinated zinnia, double crimson blooms edged in gold on 2-3 ft plants. Dahlia-floweredEarly summerMedium height
A Mazurkia zinnia flower up close on the plant Mazurkia Bicolor zinnia, 3 inch double scarlet blooms tipped white, 20 to 30 inches tall. Dahlia-floweredEarly summerMedium height
A Polar Bear zinnia flower up close on the plant Polar Bear White dahlia-type zinnia, double blooms about 4 inches across, tall stems for cutting. Dahlia-floweredEarly summerTall

Same colors

See all →
A Cut and Come Again zinnia flower up close on the plant Cut and Come Again Heirloom zinnia mix with 2 to 3 inch flowers in bright mixed colors on tall plants. Semi-doubleEarly summerTall
A Giant Cactus Flowered zinnia flower up close on the plant Giant Cactus Flowered Mixed cactus-flowered zinnia with quilled petals, 2 to 4 ft tall, blooms 35 to 80 days from seed. Cactus-floweredEarly summerTall
A Jazzy Mix zinnia flower up close on the plant Jazzy Mix Mexican zinnia mix, 1 to 2 inch bicolor semi-double blooms, 20 to 26 inches tall. Semi-doubleEarly summerMedium height
A Lilliput zinnia flower up close on the plant Lilliput Pompon zinnia with 1-1.5 inch flowers in red, pink, orange, purple, yellow and white. PomponEarly summerMedium height

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