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Shrubs

Paeonia × suffruticosa 'Mo Run Jue Lun' (S)

tree peony 'Mo Run Jue Lun'

A deciduous shrub, with a branching habit and dissected green leaves. Large, lightly scented, double dark red flowers are produced in late spring and early summer

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Ultimate height

1–1.5 metres

Time to ultimate height

5–10 years

Ultimate spread

1–1.5 metres

Chalk

Clay

Loam

Sand

Moisture

Moist but well–drained

pH

Acid, Alkaline, Neutral

	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Full sun
Partial shade

Aspect

South–facing or West–facing

Exposure

Sheltered

Hardiness
Hardiness ratings
All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets
H1a: under glass all year (>15C)
H1b: can be grown outside in the summer (10 - 15)
H1c: can be grown outside in the summer (5 - 10)
H2: tolerant of low temperatures, but not surviving being frozen (1 to 5)
H3: hardy in coastal and relatively mild parts of the UK (-5 to 1)
H4: hardy through most of the UK (-10 to -5)
H5: hardy in most places throughout the UK even in severe winters (-15 to -10)
H6: hardy in all of UK and northern Europe (-20 to -15)
H7: hardy in the severest European continental climates (< -20)

Botanical details

Family: Paeoniaceae
Native to GB / Ireland: No
Foliage: Deciduous
Habit: Bushy, Spreading branched
Potentially harmful: Pets (dogs, cats): Skin irritant. For further information and contact numbers regarding pets, see the HTA guide to potentially harmful plants
Genus: Paeonia may be herbaceous perennials or deciduous sub-shrubs with large, divided leaves and showy large bowl-shaped flowers, usually in early summer
Name status: Accepted
Horticultural Group: Shrubby peonies are sparsely branched deciduous shrubs leaves divided into several finger-like lobes, and bowl-shaped flowers in late spring or early summer

How to grow

Cultivation

Thrives in humus-rich, ideally neutral, moist but well-drained soil, in full sun or light shade. Position in a sheltered spot away from frost pockets. See tree peony cultivation for more details

Propagation

Propagate by grafting, from a semi-ripe cutting or layering

Suggested planting locations and garden types

City and courtyard gardens
Cottage and informal garden
Flower borders and beds
Wall side borders

Pruning

Prune dead stems to a healthy bud in late winter and cut flowered shoots just above the new growth in summer or autumn. Cut stems by a third in autumn to encourage vigor if the plant becomes leggy. See Pruning group 1 for more details

Pests

May be susceptible to leaf and bud eelworm and swift moth caterpillar

Diseases

May be susceptible to honey fungus, Verticillium wilt, peony leaf blotch, peony wilt and virus diseases

Get involved

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