Overview
Physocarpus opulifolius 'All Black' is a upright, arching, compact, bushy, varies by cultivar shrub in the genus Physocarpus, part of the Rosaceae family, with deciduous, varies by cultivar foliage. It typically grows around 3.0 m tall. Physocarpus opulifolius 'All Black' grows best in full sun, and tolerates most soils and any pH. Its UK hardiness is rated H7. Suggested uses include hedges, borders and specimen plant. It is native to New Brunswick, Nova Scotia, Ontario and Quebec.
About
Physocarpus opulifolius, known as common ninebark, Eastern ninebark, Atlantic ninebark, or simply ninebark, is a species of flowering plant in the rose family Rosaceae, native to eastern North America, named for its peeling multi-hued bark.
Wikipedia contributors, CC BY-SA 4.0 — Physocarpus opulifolius
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 4.0 — Physocarpus
Growing conditions
Best soil and position for Physocarpus
- Sunlight
- Full sun
- Soil type
- Sandy, Loamy, Clay
- Soil pH
- Acid, Alkaline, Neutral
- Soil moisture
- Moist but well-drained
- Aspect
- North-facing, South-facing, East-facing, West-facing
- Exposure
- Exposed, Sheltered
- UK hardiness
- H7
Plant details
Physocarpus opulifolius 'All Black' size, habit and characteristics
- Plant type
- Shrub
- Habit
- Upright, Arching, Compact, Bushy, Varies by cultivar
- Foliage
- Deciduous, Varies by cultivar
- Height
- 3.0 m
- Suggested uses
- Hedges, borders, specimen plant
- Native to
- New Brunswick, Nova Scotia, Ontario, Quebec
Care notes
Pruning and caring for Physocarpus opulifolius 'All Black'
- Cultivation
- Prefers full sun to partial shade; tolerant of a range of soil types; drought tolerant once established
- Pruning
- Prune in late winter or early spring to maintain shape and encourage new growth
- Propagation
- Softwood cuttings in summer, hardwood cuttings in winter, or by division
- Pest resistance
- Generally pest-free
- Disease resistance
- Generally disease-free
Frequently asked questions
How do I grow Physocarpus opulifolius 'All Black'?
Prefers full sun to partial shade; tolerant of a range of soil types; drought tolerant once established.
Where is the best place to plant Physocarpus opulifolius 'All Black'?
Physocarpus opulifolius 'All Black' prefers full sun. It suits exposed and sheltered positions.
What soil does Physocarpus opulifolius 'All Black' need?
Physocarpus opulifolius 'All Black' is adaptable and grows happily in most soil types, including sandy, loamy and clay. It is happy in soil of any pH. Aim for soil that stays moist but well-drained.
How do I prune Physocarpus opulifolius 'All Black'?
Prune in late winter or early spring to maintain shape and encourage new growth.
How big does Physocarpus opulifolius 'All Black' grow?
Physocarpus opulifolius 'All Black' reaches a height of 3.0 m.
Is Physocarpus opulifolius 'All Black' hardy in the UK?
Physocarpus opulifolius 'All Black' 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 opulifolius 'All Black'?
Softwood cuttings in summer, hardwood cuttings in winter, or by division.