About

A mat-forming evergreen perennial with small linear-shaped leaves and blue-tinged white flowers 1.5cm in width, solitary or 2-3 in a cluster, in late spring and early summer.

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, Sand
Soil pHAcid, Alkaline, Neutral
Soil moistureWell-drained
AspectSouth-facing, East-facing
ExposureExposed
UK hardinessH6

Plant details

Plant typeAlpine Rockery, Herbaceous Perennial
HabitMatforming
FoliageEvergreen
HeightUp to 10 cm
Spread0.1-0.5 metres
Time to full height5-10 years
Suggested usesCottage and informal garden, Gravel garden, Patio and container plants, Rock garden

Care notes

CultivationGrow in fertile, moist soil in full sun or partial shade. See phlox cultivation for further advice
PruningDeadhead to prolong flowering
PropagationPropagate by taking softwood cuttings of non-flowering stems in spring
Pest resistanceGenerally pest-free
Disease resistanceMay be susceptible to powdery mildews and a leaf spot