About

An upright, clump-forming deciduous perennial with glossy dark green leaves. Fragranced, red-purple flowers are produced in summer and autumn.

About the genus

Phlox may be evergreen or herbaceous, mat-forming or erect perennials or shrubs, with simple leaves and salver-shaped flowers in terminal clusters

Growing conditions

SunlightFull sun, Partial shade
Soil typeChalk, Loam, Clay
Soil pHAcid, Alkaline, Neutral
Soil moistureMoist but well-drained, Well-drained
AspectEast-facing, South-facing, West-facing
ExposureExposed, Sheltered
UK hardinessH7

Plant details

Plant typeHerbaceous Perennial
HabitClump forming
FoliageDeciduous
Height0.5-1 metres
Spread0.1-0.5 metres
Time to full height2-5 years
Suggested usesCity and courtyard gardens, Cottage and informal garden, Wildlife gardens
FragranceFlower

Care notes

CultivationGrow in fertile, moist soil in full sun or partial shade. See phlox cultivation for further advice
PruningPrune back to the base in late autumn. Deadhead regulary to prolong flowering
PropagationPropagate by basal cuttings in spring, or take root cuttings in early autumn or winter
Pest resistanceMay be susceptible to stem eeelworms
Disease resistanceMay be susceptible to leaf spot and leaf gall. Good mildew resistance