• Herbaceous
  • Perennial
  • Zones 3–8
  • Pink
  • Double

Dr. Alexander Fleming

Perennial herbaceous peony in pink, blooming in late spring. Large double flowers in deep rose to salmon pink, with many side buds. USDA zones 3–8.

Cross-referenced · 3 sources

Where to buy

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A Dr. Alexander Fleming peony flower up close on the plant
A Dr. Alexander Fleming peony flower up close on the plant

2 / 2

Dr. Alexander Fleming peony plants in bloom in a garden
Dr. Alexander Fleming peony plants in bloom in a garden

At a glance

Flower form
Herbaceous Double · 6 in (15 cm)
Colors
  • Pink
Blooms
Late spring
Vase life
Not grown for cutting
Height
3 ft (86 cm)
Sunlight
Full sun, Part shade
Hardiness
USDA zones 3–8 Perennial
Planted as
Bare root
Botanical name
Paeonia lactiflora

In the garden

  • Rarely damaged by deer (Rutgers rating)

Find your frost dates and zone by ZIP code

Origin

Lactiflora peony described by Breck's as a prime variety of the Dutch cut flower industry.

Sources

Where to buy

Prices rechecked daily
  • True Leaf MarketLive plant

    1 Bulb

    Check availability

    $15.99Checked Oct 14, 2026
  • Breck'sLive plant

    Pack size not listed

    Check availability

    $26.99Checked Oct 14, 2026
  • Garden Goods DirectLive plant

    2 Gallon Pot

    Check availability

    $64.95Checked 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 Dr. Alexander Fleming peony flower up close on the plant
    A Dr. Alexander Fleming peony flower up close on the plant
  • Dr. Alexander Fleming peony plants in bloom in a garden
    Dr. Alexander Fleming peony plants in bloom in a garden

Questions

Is Dr. Alexander Fleming hardy in my zone?

Dr. Alexander Fleming 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 Dr. Alexander Fleming need full sun?

Dr. Alexander Fleming grows in full sun or part shade.

When does Dr. Alexander Fleming bloom?

Dr. Alexander Fleming blooms in late spring.

Is Dr. Alexander Fleming good for cutting?

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

See also

See all →
A Bowl of Beauty peony flower up close on the plant Bowl of Beauty Anemone-form herbaceous peony with pink petals cupping a pale yellow center. HerbaceousLate springMedium height
A Buckeye Belle peony flower up close on the plant Buckeye Belle Semi-double herbaceous hybrid peony in very dark red with golden stamens, early season. HerbaceousLate springMedium height
A Coral Charm peony flower up close on the plant Coral Charm Semi-double herbaceous hybrid peony, deep coral fading to cream, early midseason, APS Gold Medal 1986. HerbaceousLate springMedium height
A Coral Sunset peony flower up close on the plant Coral Sunset Semi-double herbaceous hybrid peony, coral fading to ivory, early season, APS Gold Medal 2003. HerbaceousLate springMedium height

Same colors

See all →
A Hanakisoi peony flower up close on the plant Hanakisoi Japanese tree peony with semi-double pink flowers about 8 inches across, grown in Japan before 1910. TreeMid springTall
A Keiko peony flower up close on the plant Keiko Itoh peony with double flowers opening lavender pink and maturing to pale pink, 30 inches tall. Itoh (intersectional)Late springMedium height
A Kinkaku peony flower up close on the plant Kinkaku Tree peony with full yellow flowers edged in pink, up to 8 inches across, blooming May to June. TreeLate springTall
A Raspberry Sundae peony flower up close on the plant Raspberry Sundae Herbaceous peony with double cream and raspberry pink flowers on 36-inch stems, Klehm 1968. HerbaceousLate springTall

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