Plants > Climbers

clasping coneflower

Rudbeckia amplexicaulis

★ RHS AGM

Genus: Rudbeckia
Family: Asteraceae

About this plant

R. amplexicaulis is an erect annual with ovate, stem-clasping leaves and solitary yellow flowers 5-7cm across in late summer and early autumn, the large central disk brown

Growing Information

Height

0.5-1 Metres

Spread

0.1-0.5 Metres

Hardiness

H7

Foliage

Deciduous

Growing Conditions

Sunlight

Full SunPartial Shade

Soil

ClayChalkLoam

pH

AcidAlkaline

Not Currently Available

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

Neutral

Moisture

Poorly Drained

Aspect

South FacingWest Facing

Exposure

ShelteredExposed

Care Guide

Cultivation

Grow in moderately fertile heavy, moist but well-drained soil that does not dry out, in full sun or partial shade

Pruning

Cut back after flowering

Propagation

Propagate by seed sown at 16-18°C in early spring

Pests

Slugs may damage young growth

Diseases

Generally disease free

Garden Uses

Uses

Ground CoverRock GardenCottage InformalFlower BordersBanks Slopes

Planting Places

IndoorOutdoor

Season of Interest

SpringSummerAutumn

Size & Characteristics

Height

0.5-1 Metres

Spread

0.1-0.5 Metres

Habit

Bushy

Time to Full Height

Two To Five Years