Plants > Houseplants

golden trumpet

Allamanda cathartica

Genus: Allamanda
Family: Apocynaceae

About this plant

A vigorously climbing evergreen shrub with simple, whorled leaves and trumpet-shaped bright yellow flowers 12cm in length, borne in axillary or terminal cymes in summer and autumn

Growing Information

Height

8-12 Metres

Spread

2.5-4 Metres

Hardiness

H1B

Foliage

Evergreen

Growing Conditions

Sunlight

Full Sun

Soil

LoamSandy

pH

AcidNeutral

Not Currently Available

This plant is not currently stocked at any garden centres on our platform.

Moisture

Poorly Drained

Aspect

West FacingEast FacingSouth Facing

Exposure

Exposed

Care Guide

Cultivation

Grow outdoors in moist but fertile soil in full sun in frost-free location. Under glass grow in loam-based potting compost in full sun

Pruning

Pruning group 11 or pruning group 12

Propagation

Propagate by seed or greenwood cuttings

Pests

Can get glasshouse red spider mite and glasshouse whitefly

Diseases

Generally disease free

Garden Uses

Uses

Patio ContainerArchitectural

Planting Places

ConservatoryWall Trained

Season of Interest

SpringSummerAutumnWinter

Size & Characteristics

Height

8-12 Metres

Spread

2.5-4 Metres

Habit

Columnar Upright

Time to Full Height

Twenty To Fifty Years