Overview

Stereospermum suaveolens is a plant with a tree habit in the genus Stereospermum, part of the Bignoniaceae family, with deciduous foliage. Stereospermum suaveolens grows best in full sun, and tolerates loam soils and neutral pH. Its UK hardiness is rated H1b. Suggested uses include conservatories, greenhouses and indoor spaces.

About

Stereospermum suaveolens is a deciduous tree belonging to the Bignoniaceae family. It thrives in full sun with a south-facing, sheltered aspect and prefers fertile, well-drained loam soil with a neutral pH. This cultivar is suitable for cultivation in conservatories, greenhouses, and indoor spaces in the UK, where it requires protection due to its H1b hardiness rating. It is propagated by seed or semi-ripe cuttings and is particularly notable during the spring and summer seasons.

Growing conditions

Best soil and position for Stereospermum

Sunlight
Full sun
Soil type
Loam
Soil pH
Neutral
Soil moisture
Well-drained
Aspect
South-facing
Exposure
Sheltered
UK hardiness
H1b

Plant details

Stereospermum suaveolens size, habit and characteristics

Habit
Tree
Foliage
Deciduous
Suggested uses
Conservatories, greenhouses, indoor spaces

Care notes

Pruning and caring for Stereospermum suaveolens

Propagation
Seed, semi-ripe cuttings
Pest resistance
Susceptible to scale insects, glasshouse red spider mite
Disease resistance
Generally disease-free

Frequently asked questions

Where is the best place to plant Stereospermum suaveolens?

Stereospermum suaveolens prefers full sun. It suits sheltered positions.

What soil does Stereospermum suaveolens need?

Stereospermum suaveolens grows best in loam soil. It prefers neutral soil. Aim for soil that stays well-drained.

Is Stereospermum suaveolens hardy in the UK?

Stereospermum suaveolens has an RHS hardiness rating of H1b, meaning it needs subtropical warmth of 10–15°C and must be grown under glass in the UK.

How do I propagate Stereospermum suaveolens?

Seed, semi-ripe cuttings.