• Rudbeckia triloba
  • Perennial
  • Zones 4–9
  • Orange
  • Single

Prairie Glow

Perennial rudbeckia triloba black-eyed Susan in orange and yellow, blooming in midsummer, late summer, and fall. Blooms 2 inches wide with rusty orange ray florets tipped golden yellow around a dark brown center cone. USDA zones 4–9.

Cross-referenced · 4 sources

Where to buy

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A Prairie Glow black-eyed Susan flower up close on the plant
A Prairie Glow black-eyed Susan flower up close on the plant

2 / 2

Prairie Glow black-eyed Susan plants in bloom in a garden
Prairie Glow black-eyed Susan plants in bloom in a garden

At a glance

Flower form
Rudbeckia triloba Single · 2 in (5 cm)
Colors
  • Orange
  • Yellow
Bicolor
Blooms
Midsummer, Late summer, Fall
Vase life
Not grown for cutting
Height
3–4 ft (91–122 cm) Spread: 2–3 ft (61–91 cm)
Sunlight
Full sun
Hardiness
USDA zones 4–9 Perennial
Planted as
Plant
Botanical name
Rudbeckia triloba

In the garden

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

Find your frost dates and zone by ZIP code

Origin

Large, multi-branched selection of brown-eyed Susan with burgundy-tinged bicolor blooms, per Missouri Botanical Garden.

Sources

Where to buy

Prices rechecked daily
  • Select SeedsLive plant

    Pack size not listed

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    $4.95Checked Oct 14, 2026
  • Nature Hills NurseryLive plant

    #1 Container

    Check availability

    $39.74Checked Oct 14, 2026

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All photos

  • A Prairie Glow black-eyed Susan flower up close on the plant
    A Prairie Glow black-eyed Susan flower up close on the plant
  • Prairie Glow black-eyed Susan plants in bloom in a garden
    Prairie Glow black-eyed Susan plants in bloom in a garden

Questions

Is Prairie Glow hardy in my zone?

Prairie Glow survives winter in the ground in USDA zones 4 to 9. In colder zones treat it as an annual or lift it before the ground freezes.

Does Prairie Glow need full sun?

Prairie Glow grows in full sun.

When does Prairie Glow bloom?

Prairie Glow blooms in midsummer, late summer, and fall.

Is Prairie Glow good for cutting?

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