About
An upright, bushy semi-evergreen to evergreen perennial with upright stems. Bell-shaped magenta or wine red flowers with white throats marked in the same purple-red are produced from summer until the autumn.
About the genus
Penstemon may be deciduous or evergreen perennials or subshrubs, with simple, narrow leaves and racemes or panicles of bell-shaped or funnel-shaped flowers in summer and early autumn
Growing conditions
SunlightFull sun, Partial shade
Soil typeChalk, Loam, Sand
Soil pHAcid, Alkaline, Neutral
Soil moistureWell-drained
AspectSouth-facing, West-facing, East-facing
ExposureExposed, Sheltered
UK hardinessH4
Plant details
Plant typeHerbaceous Perennial
HabitBushy
FoliageSemi evergreen
Height0.5-1 metres
Spread0.1-0.5 metres
Time to full height1-2 years
Suggested usesCottage and informal garden, City and courtyard gardens
Care notes
CultivationGrow in fertile, moist but well-drained soil in full sun or partial shade. In cold areas, protect plant overwinter with a dry winter mulch. See penstemon cultivation for further advice
PruningDeadhead after flowering to maintain vigour
PropagationPropagate by softwood or semi-ripe cuttings in summer
Pest resistanceMay be susceptible to slugs, snails and chrysanthemum eelworms but generally pest free
Disease resistanceMay be susceptible to downy mildews