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golden trumpet 'Hendersonii' | Plant Finder | Fill My Garden

Home/Plants/Aquatics

Plants > Aquatics

golden trumpet 'Hendersonii'

Allamanda cathartica 'Hendersonii'

★ RHS AGM

Genus: Allamanda
Family: Apocynaceae

About this plant

A strong-growing, tropical, evergreen climber with whorls of 3-4 glossy lance-shaped leaves. In summer and autumn it bears golden yellow flowers to 13cm across that open from bronze-tinted buds. Grow in a large pot in a conservatory

Growing Information

Height

4-8 Metres

Spread

4-8 Metres

Hardiness

H1B

Foliage

Evergreen

Growing Conditions

Sunlight

Full Sun

Soil

Loam

AcidAlkalineNeutral

Not Currently Available

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

Moisture

Poorly Drained

Aspect

South FacingWest FacingEast Facing

Exposure

Exposed

Care Guide

Cultivation

Under glass, grow in loam-based compost in full light. Water freely in growth, applying a balanced liquid fertiliser every 2-3 weeks. Water sparingly in winter. Provide support for the climbing stems

Pruning

Pruning group 11 or 12 in late winter or early spring

Propagation

Propagate by seed sown at 18°C in spring, or by softwood cuttings

Pests

May be susceptible to glasshouse red spider mite and glasshouse whitefly

Diseases

Generally disease-free

Garden Uses

Uses

Architectural

Planting Places

PrairieGravel Garden

Season of Interest

SpringSummerAutumnWinter

Size & Characteristics

Height

4-8 Metres

Spread

4-8 Metres

Habit

Columnar Upright

Time to Full Height

Ten To Twenty Years