About
A herbaceous perennial with erect stems to 90cm, bearing lance-shaped leaves and scented, mauve-blue flowers in large terminal panicles.
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, Clay, Loam
Soil pHAcid, Alkaline, Neutral
Soil moistureMoist but well-drained
AspectSouth-facing, West-facing, East-facing
ExposureExposed, Sheltered
UK hardinessH7
Plant details
Plant typeHerbaceous Perennial
HabitColumnar upright
FoliageDeciduous
Height0.5-1 metres
Spread0.1-0.5 metres
Time to full height2-5 years
Suggested usesCottage and informal garden
FragranceFlower
Care notes
CultivationGrow in fertile, moist soil in full sun or partial shade. See phlox cultivation for further advice
PruningDeadhead to prolong flowering then cut down to the base in late autumn
PropagationPropagate by division in autumn or spring. Propagate by basal cuttings spring or propagate by root cuttings in early autumn or winter.
Pest resistanceMay be susceptible to phlox eelworm
Disease resistanceMay be susceptible to powdery mildews