• Tree
  • Perennial
  • Zones 4–7
  • White
  • Semi-double

Renkaku

Perennial tree peony in white, blooming in mid spring. Semi-double pure white flowers about 8 inches across with long, flaring petals. USDA zones 4–7.

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

Where to buy

1 / 2

A Renkaku peony flower up close on the plant
A Renkaku peony flower up close on the plant

2 / 2

Renkaku peony plants in bloom in a garden
Renkaku peony plants in bloom in a garden

At a glance

Flower form
Tree Semi-double · 8 in (20 cm)
Colors
  • White
Blooms
Mid spring (estimated)
Vase life
Not grown for cutting
Height
3–7 ft (91–213 cm)
Sunlight
Full sun, Part shade
Hardiness
USDA zones 4–7 Perennial
Planted as
Bare root
Botanical name
Paeonia suffruticosa

In the garden

  • Bees
  • Rarely damaged by deer (Rutgers rating)

Find your frost dates and zone by ZIP code

Origin

Japanese tree peony whose name means Flight of Cranes; Breck's dates the variety to at least 1889.

Sources

Where to buy

Prices rechecked daily
  • Spring Hill NurseryLive plant

    Pack size not listed

    Check availability

    $49.99Checked Oct 14, 2026
  • Breck'sLive plant

    Pack size not listed

    Check availability

    $57.99Checked 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 Renkaku peony flower up close on the plant
    A Renkaku peony flower up close on the plant
  • Renkaku peony plants in bloom in a garden
    Renkaku peony plants in bloom in a garden

Questions

Is Renkaku hardy in my zone?

Renkaku survives winter in the ground in USDA zones 4 to 7. In colder zones treat it as an annual or lift it before the ground freezes.

Does Renkaku need full sun?

Renkaku grows in full sun or part shade.

When does Renkaku bloom?

Renkaku blooms in mid spring.

Is Renkaku good for cutting?

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

See also

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 High Noon peony flower up close on the plant High Noon Tree peony with semi-double lemon yellow flowers flared raspberry at the base, blooming in May. TreeLate springTall
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 Taiyo peony flower up close on the plant Taiyo Japanese tree peony with semi-double bright red flowers and yellow centers, blooming early in the season. TreeMid springTall

Same colors

See all →
A Cora Louise peony flower up close on the plant Cora Louise Itoh peony with semi-double white flowers and deep lavender central flares, 24 inches tall, midseason. Itoh (intersectional)Early summerMedium height
A Duchess de Nemours peony flower up close on the plant Duchess de Nemours Heirloom herbaceous peony with double white flowers on sturdy 34-inch stems, RHS AGM. HerbaceousLate springMedium height
A Festiva Maxima peony flower up close on the plant Festiva Maxima Heirloom herbaceous peony with creamy white double flowers flecked with crimson, 34 inches tall. HerbaceousLate springMedium height
A Gardenia peony flower up close on the plant Gardenia Herbaceous peony with double blush white flowers and golden stamens in the center, Lins 1949. HerbaceousLate springMedium height

Latest guides

View all guides →
Annuals vs perennials: which flowers come back Annuals vs perennials: which flowers come back 8 min read Cut flower garden: what to grow and when to cut it Cut flower garden: what to grow and when to cut it 8 min read Flowers toxic to cats: tulips, lilies, sunflowers and more Flowers toxic to cats: tulips, lilies, sunflowers and more 7 min read How to grow sunflowers from seed (and how tall they get) How to grow sunflowers from seed (and how tall they get) 8 min read