Veronicastrum
Botanical name: Veronicastrum virginicum
Family Scrophulariaceae
Plant type: Herbaceous perennial
Planting time: Ideally Winter.
Size: 1-1.5m tall x 60-90cm wide
Spacing: 60-90cm apart.
Aspect: Full sun
Soil: Well drained.
Watering: Keep the soil moist but do not allow it to become soggy.
Fertiliser: Top dress annually with a complete fertiliser.
Flowers: Spring to Autumn.
Pruning required: Trim spent flowers & cut back hard at the end of the season to ensure a shapely bush next year.
Climatic Tolerances: Cool to sub-tropical