Overview

Physocarpus amurensis is a bushy, suckering shrubs in the genus Physocarpus, part of the Rosaceae family, with deciduous foliage. Physocarpus amurensis grows best in full sun and partial shade, and tolerates most soils and any pH. Its UK hardiness is rated H7. Suggested uses include cottage and informal garden, low maintenance, flower borders and beds and hedging and screens.

About

Taxonomic notes: The circumscription of C. coreana Nakai is discussed under C. turczanonowii, in which it had previously been included. However, the common Korean name ‘Sosanamu’is applied to this scientific name, which is widely used for landscaping purpose in Korea. It is native to China North-Central, Korea, Manchuria, Primorye, NO and other regions. In the garden it prefers full sun and partial shade and most soil types. In UK gardens it is fully hardy throughout the UK (RHS H7). Suggested uses include cottage and informal garden, low maintenance, flower borders and beds and hedging and screens. It tolerates soil of any pH, moist but well-drained conditions and east-facing, south-facing and west-facing aspects. Plant in well-drained soil in sun or part shade.

GBIF contributors, CC BY-SA 4.0Wikipedia

About the genus

Physocarpus, commonly called ninebark, is a genus of flowering plants in the family Rosaceae. All but two species are native to North America; the two outliers being native to northeastern Asia.

Wikipedia contributors, "Physocarpus", CC BY-SA 4.0Physocarpus

Growing conditions

Best soil and position for Physocarpus

Sunlight
Full sun, Partial shade
Soil type
Chalk, Clay, Loam, Sand
Soil pH
Acid, Alkaline, Neutral
Soil moisture
Moist but well-drained
Aspect
East-facing, South-facing, West-facing
Exposure
Exposed, Sheltered
UK hardiness
H7

Plant details

Physocarpus amurensis size, habit and characteristics

Plant type
Shrubs
Habit
Bushy, Suckering
Foliage
Deciduous
Suggested uses
Cottage and informal garden, Low Maintenance, Flower borders and beds, Hedging and screens

Care notes

Pruning and caring for Physocarpus amurensis

Propagation
Seed, Softwood cuttings in summer, Division, Removing rooted offsets in autumn or spring
Pest resistance
Generally pest-free
Disease resistance
May be susceptible to honey fungus

Frequently asked questions

Where is the best place to plant Physocarpus amurensis?

Physocarpus amurensis prefers full sun and partial shade. It suits exposed and sheltered positions.

What soil does Physocarpus amurensis need?

Physocarpus amurensis is adaptable and grows happily in most soil types, including chalk, clay, loam and sand. It is happy in soil of any pH. Aim for soil that stays moist but well-drained.

Is Physocarpus amurensis hardy in the UK?

Physocarpus amurensis has an RHS hardiness rating of H7, meaning it is fully hardy throughout the UK, tolerating temperatures below -20°C.

How do I propagate Physocarpus amurensis?

Seed, Softwood cuttings in summer, Division, Removing rooted offsets in autumn or spring.