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Fern-Leaf Peony (Paeonia tenuifolia), whole plant
  • Fern-Leaf Peony — close-up of leaves and flowers
  • Fern-Leaf Peony — seasonal appearance
  • Fern-Leaf Peony in a garden setting

Fern-Leaf Peony

Paeonia tenuifolia

Medium · Some experience

About Fern-Leaf Peony

Fernleaf Peony is a southern Russian and Ukrainian steppe species peony famous for its exquisitely finely divided fernlike foliage and single crimson-red flowers. Growing only 12 to 18 inches tall, it blooms in early to mid spring before most other peonies, making it a coveted heritage garden plant. Beloved in American specialty perennial gardens for its unique feathery foliage that persists through summer.

  • Cold-hardy
  • Deer-resistant
WATER
Regular
Top inch dry
LIGHT
Full sun
6+ hrs direct
HARDY
Hardy to -30°F (-34°C)
USDA hardiness zones 4–8

How to care for Fern-Leaf Peony

Watering

  • Springevery 7 days
  • Summerevery 14 days
  • Fallevery 14 days
  • Winterpause watering

Soil · Well-draining

  • Top dressingPine bark mulch10%
  • Main mixPotting soil + perlite 2:170%
  • DrainageLECA / gravel20%

Never skip the drainage layer — standing water is the top cause of root rot.

FERTILIZER

Balanced Feed 14-14-14

An even feed covers all three needs at once, keeping leaves, roots and blooms moving together with nothing pushed out of balance.

N33%P33%K33%
  • Nitrogen · Leaves
  • Phosphorus · Roots + Blooms
  • Potassium · Strength
  • Springevery 60 days
  • Fallevery 60 days
Get watering reminders for Fern-Leaf Peony — free on iPhoneDownload on the App Store

At a Glance

  • NativeEurope, Western Asia
  • Height1.5–2 ft (0.5–0.6 m)
  • Spread1.5–2 ft (0.5–0.6 m)
  • Flower colorRed, Burgundy
  • Foliage colorGreen
  • SoilRich, Loamy, Well-drained
  • LocationsYard

Bloom time

BLOOM CYCLE

Peak bloom

Mar–May

J
F
M
A
M
J
J
A
S
O
N
D

Crimson red single flowers in early to mid spring

Fragrance

LIGHT FRAGRANCE

Flowers are lightly scented, if noticeable.

Toxicity

Humans Slight · Pets Moderate

paeonol and paeoniflorin

Slight

  • Root
  • Ingestion

EXPOSURE Eating roots.

EFFECT Paeonol and related compounds cause GI upset.

NOTE Documented concern for humans: Paeonol and related compounds cause GI upset.

Moderate

  • Root
  • Flower
  • Ingestion

EXPOSURE Eating roots and flowers.

EFFECT ASPCA: vomiting, diarrhea, depression from paeonol.

NOTE ASPCA lists Peony as toxic to dogs and cats.

Moderate

  • Root
  • Flower
  • Ingestion

EXPOSURE Eating roots and flowers.

EFFECT ASPCA: vomiting, diarrhea, depression from paeonol.

NOTE ASPCA lists Peony as toxic to dogs and cats.

Educational information, not medical or veterinary advice. If exposure is suspected, contact a doctor or veterinarian.

DISTRIBUTION

Fern-Leaf Peony · Native
  • Native
  • Europe
  • Western Asia

History

Illustrated historical scene for Fern-Leaf Peony

Paeonia tenuifolia, commonly called fernleaf peony, steppe peony, or Adonis peony, is an herbaceous perennial native to steppe grasslands of southeastern Europe, the Caucasus, Transcaucasia, and western Asia. Linnaeus described the species in 1759, the epithet tenuifolia referring to its finely dissected thread-like foliage, unique among peonies and reminiscent of fennel. The early spring flowers are brilliant scarlet to deep crimson with prominent golden stamens, opening almost at ground level before stems fully elongate.

Russian and Ukrainian gardeners have grown it for centuries in the steppe belt, and Crimean palace gardens featured the plant. The species is rare and legally protected in parts of its native range due to habitat loss. Double-flowered cultivars such as Plena are prized in cottage and rock gardens.

Native to the Eurasian steppes from Ukraine through Russia and the Caucasus. Grown in European gardens since the 1700s and brought to American estates in the 1800s. Slow-growing but nearly immortal, often outliving its original planter by decades.

Symbolism & meaning

What It Symbolizes

The Fern-Leaf Peony offers refined beauty unlike any other peony, its feathery filigreed foliage as remarkable as the silken crimson cups it carries. Steppe endurance shapes its character — native to harsh continental winters of the Eurasian grasslands, it survives where softer peonies fade. Its meaning is the unexpected elegance of a tough plant, a refinement born of cold open horizons rather than sheltered gardens.

  • Refined beauty — feathery foliage unlike any other peony
  • Steppe endurance — survives harsh continental winters

Where the Name Comes From

The name Fern-Leaf Peony describes its fernlike fronds. 'tenuifolia' from Latin means fine-leaved, for the delicately divided fernlike foliage.

Uses & Fun Facts

  • Crimson singles above feathery fern-like foliage in early spring
  • Heritage steppe peony coveted by collectors for unique foliage

Related plants

More Paeonia plants

Plants with similar care

Frequently asked questions

How often should I water Fern-Leaf Peony?

Water about every 7 days during the growing season, and always let excess water drain away.

How much light does Fern-Leaf Peony need?

Full sun: 6+ hrs direct. Watch the leaves — scorching or stretching means the light needs adjusting.

Is Fern-Leaf Peony toxic to cats or dogs?

Pets Moderate (Dogs Moderate · Cats Moderate) Educational information, not medical or veterinary advice. If exposure is suspected, contact a doctor or veterinarian.

Is Fern-Leaf Peony easy to grow?

It is moderately demanding: a good choice once you have a little experience.

When does Fern-Leaf Peony bloom?

It typically blooms Mar–May in the Northern Hemisphere.

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