About
A tall, upright, herbaceous perennial to 1.5m with narrow, pointed leaves arranged in whorls around the stems. Stems are topped with long spikes of tiny, white flowers in late summer and early autumn.
About the genus
Veronicastrum are tall herbaceous perennials with erect stems bearing narrow leaves in whorls, and long terminal racemes of small flowers in summer
Growing conditions
SunlightFull sun, Partial shade
Soil typeChalk, Clay, Loam, Sand
Soil pHAcid, Alkaline, Neutral
Soil moistureMoist but well-drained
AspectEast-facing, South-facing, West-facing, North-facing
ExposureExposed, Sheltered
UK hardinessH7
Plant details
Plant typeHerbaceous Perennial
HabitColumnar upright, Clump forming
FoliageDeciduous
Height1-1.5 metres
Spread0.5-1 metres
Time to full height2-5 years
Suggested usesArchitectural, Cottage and informal garden, Prairie planting, Wildlife gardens, Coastal
Care notes
CultivationGrow in moderately fertile soil, in sun or light shade. Keep moist during dry summers
PruningCan be cut back after flowering, or lefting standing for winter structure
PropagationPropagate by seed sown in containers in a cold frame in autumn, or by division in spring
Pest resistanceMay be susceptible to aphids
Disease resistanceMay be susceptible to downy mildews, powdery mildews and leaf spot