Overview

Cephalanthus occidentalis is a bushy shrubs in the genus Cephalanthus, part of the Rubiaceae family, with deciduous foliage. It typically grows around 1.5-2.5 metres tall and 1.5-2.5 metres wide, reaching full size in around 5-10 years. Cephalanthus occidentalis grows best in full sun, and tolerates loam and sand soils and acid and neutral pH. Its UK hardiness is rated H5. It is low maintenance. Suggested uses include cottage and informal garden and city and courtyard gardens. It is native to N America.

About

Cephalanthus occidentalis is a deciduous shrub or small tree with a broadly branching structure. Its oval leaves can reach lengths of up to 18 centimeters, while the young stems may exhibit a reddish tint. In late summer to early autumn, the plant produces clusters of small, fragrant, creamy-white tubular flowers, arranged in compact spheres approximately 1.5 centimeters in diameter.

About the genus

Cephalanthus comprises both deciduous and evergreen trees and shrubs. Its small, aromatic flowers appear in round clusters.

Growing conditions

Best soil and position for Cephalanthus

Sunlight
Full sun
Soil type
Loam, Sand
Soil pH
Acid, Neutral
Soil moisture
Moist but well-drained
Aspect
South-facing, West-facing
Exposure
Exposed, Sheltered
UK hardiness
H5

Plant details

Cephalanthus occidentalis size, habit and characteristics

Plant type
Shrubs
Habit
Bushy
Foliage
Deciduous
Height
1.5-2.5 metres
Spread
1.5-2.5 metres
Time to full height
5-10 years
Suggested uses
Cottage and informal garden, City and courtyard gardens
Native to
N America
Fragrance
Flower
Toxicity
Foliage may cause severe discomfort if eaten. Wear gloves and wash hands after handling

Care notes

Pruning and caring for Cephalanthus occidentalis

Cultivation
Needs fertile, humus-rich, moist but well-drained, neutral to acid soil in full sun
Pruning
Pruning group 6
Propagation
Take semi-ripe or hardwood cuttings
Pest resistance
Generally pest-free
Disease resistance
Generally disease-free

Frequently asked questions

How do I grow Cephalanthus occidentalis?

Needs fertile, humus-rich, moist but well-drained, neutral to acid soil in full sun.

Where is the best place to plant Cephalanthus occidentalis?

Cephalanthus occidentalis prefers full sun. It suits exposed and sheltered positions.

What soil does Cephalanthus occidentalis need?

Cephalanthus occidentalis grows best in loam and sand soil. It prefers acid and neutral soil. Aim for soil that stays moist but well-drained.

How do I prune Cephalanthus occidentalis?

Pruning group 6.

How big does Cephalanthus occidentalis grow?

Cephalanthus occidentalis reaches a height of 1.5-2.5 metres and a spread of 1.5-2.5 metres. It takes around 5-10 years to reach full size.

Is Cephalanthus occidentalis hardy in the UK?

Cephalanthus occidentalis has a UK hardiness rating of H5.

How do I propagate Cephalanthus occidentalis?

Take semi-ripe or hardwood cuttings.

Is Cephalanthus occidentalis toxic?

Foliage may cause severe discomfort if eaten. Wear gloves and wash hands after handling.