• Single
  • Perennial
  • Zones 3–8
  • Red
  • Single

Ruby Star

Rubinstern

Perennial single coneflower in red and purple, blooming in early summer, midsummer, and late summer. Flowers up to 4 inches across with carmine red to purple rays and a large dark bronze brown cone. USDA zones 3–8.

Cross-referenced · 3 sources

Where to buy

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A Ruby Star coneflower flower up close on the plant
A Ruby Star coneflower flower up close on the plant

2 / 2

Ruby Star coneflower plants in bloom in a garden
Ruby Star coneflower plants in bloom in a garden

At a glance

Flower form
Single Single · 4 in (10 cm)
Colors
  • Red
  • Purple
Blooms
Early summer, Midsummer, Late summer
Vase life
Not grown for cutting
Height
2–3 ft (61–91 cm)
Sunlight
Full sun, Part shade
Hardiness
USDA zones 3–8 Perennial
Planted as
Plant
Botanical name
Echinacea purpurea

In the garden

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

Find your frost dates and zone by ZIP code

Origin

'Rubinstern', meaning ruby star, is a seed cultivar of purple coneflower.

Sources

Where to buy

Prices rechecked daily
  • Select SeedsLive plant

    Pack size not listed

    Check availability

    $3.95Checked Oct 14, 2026
  • High Country GardensLive plant

    Plant - 5" Deep Pot

    Check availability

    $12.74Checked Oct 14, 2026
  • Nature Hills NurseryLive plant

    #1 Container

    Check availability

    $29.80Checked 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 Ruby Star coneflower flower up close on the plant
    A Ruby Star coneflower flower up close on the plant
  • Ruby Star coneflower plants in bloom in a garden
    Ruby Star coneflower plants in bloom in a garden

Questions

Is Ruby Star hardy in my zone?

Ruby Star survives winter in the ground in USDA zones 3 to 8. In colder zones treat it as an annual or lift it before the ground freezes.

Does Ruby Star need full sun?

Ruby Star grows in full sun or part shade.

When does Ruby Star bloom?

Ruby Star blooms in early summer, midsummer, and late summer.

Is Ruby Star good for cutting?

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

See also

See all →
A Cheyenne Spirit coneflower flower up close on the plant Cheyenne Spirit Seed-grown coneflower mix in red, orange, magenta, golden yellow and white. SingleEarly summerMedium height
A Echinacea paradoxa coneflower flower up close on the plant Echinacea paradoxa The only yellow-flowered Echinacea species, an Ozark native with drooping yellow rays. SingleEarly summerMedium height
A Echinacea tennesseensis coneflower flower up close on the plant Echinacea tennesseensis Tennessee glade endemic with upturned rose purple rays from June to August. SingleEarly summerMedium height
A Firebird coneflower flower up close on the plant Firebird Hybrid coneflower with scarlet red, shuttlecock-shaped flowers in midsummer. SingleMidsummerMedium height

Same colors

See all →
A Double Scoop Cranberry coneflower flower up close on the plant Double Scoop Cranberry Double coneflower with cranberry red double pom-pom flowers, 24 to 26 inches tall, zones 4 to 9. DoubleEarly summerMedium height
A Double Scoop Orangeberry coneflower flower up close on the plant Double Scoop Orangeberry Double coneflower with orange-red double pom-pom flowers, 24 to 26 inches tall, zones 4 to 9. DoubleEarly summerMedium height
A Hot Papaya coneflower flower up close on the plant Hot Papaya Double coneflower with red-orange pompom over orange rays flowers, 29 to 35 inches tall, zones 4 to 9. DoubleMidsummerMedium height
A Kismet Red coneflower flower up close on the plant Kismet Red Compact Kismet coneflower with large single red flowers from June to October. SingleEarly summerCompact

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