Overview

Decaisnea insignis is a bushy shrubs in the genus Decaisnea, part of the Lardizabalaceae family, with deciduous foliage. Decaisnea insignis grows best in full sun and partial shade, and tolerates most soils and any pH. Its UK hardiness is rated H4. Suggested uses include cottage and informal garden and flower borders and beds.

About

Decaisnea insignis is a bushy, deciduous shrub belonging to the genus Decaisnea, known for its large, compound leaves. It thrives in full sun or partial shade and prefers a sheltered position with fertile, moist but well-drained soil, including clay, loam, or sand of various pH levels. This hardy plant, suitable for UK gardens (H4 hardiness), produces small, greenish flowers in summer followed by distinctive bean-shaped fruits. It is well suited to cottage and informal gardens as well as flower borders and beds, with propagation best achieved by sowing seed in containers in an open frame during autumn.

Growing conditions

Best soil and position for Decaisnea

Sunlight
Full sun, Partial shade
Soil type
Clay, Loam, Sand
Soil pH
Acid, Alkaline, Neutral
Soil moisture
Moist but well-drained
Aspect
North-facing, East-facing, South-facing, West-facing
Exposure
Sheltered
UK hardiness
H4

Plant details

Decaisnea insignis size, habit and characteristics

Plant type
Shrubs
Habit
Bushy
Foliage
Deciduous
Suggested uses
Cottage and informal garden, Flower borders and beds

Care notes

Pruning and caring for Decaisnea insignis

Propagation
Sow seed in containers in an open frame in autumn
Pest resistance
Generally pest-free
Disease resistance
Generally disease-free

Frequently asked questions

Where is the best place to plant Decaisnea insignis?

Decaisnea insignis prefers full sun and partial shade. It suits sheltered positions.

What soil does Decaisnea insignis need?

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

Is Decaisnea insignis hardy in the UK?

Decaisnea insignis has an RHS hardiness rating of H4, meaning it is hardy through an average UK winter, tolerating -10 to -5°C.

How do I propagate Decaisnea insignis?

Sow seed in containers in an open frame in autumn.