About
Betonica macrantha 'Superba' is a vertical perennial that reaches heights of up to 60 cm. It features oblong leaves with finely serrated edges and produces dense spikes of hooded flowers in a deep rosy-purple hue, measuring approximately 3.5 cm in length. This plant typically blooms from summer into early autumn.
About the genus
Betonica comprises a group of perennial wildflowers native to the region, characterized by their slender, oval leaves that grow on erect stems. The plants produce vibrant flowers that range from purple to red, blooming from summer through early autumn.
Growing conditions
- Sunlight
- Full sun, Partial shade
- Soil type
- Chalk, Loam, Sand
- Soil pH
- Acid, Alkaline, Neutral
- Soil moisture
- Moist but well-drained, Well-drained
- Aspect
- West-facing, East-facing, South-facing
- Exposure
- Exposed, Sheltered
- UK hardiness
- H7
Plant details
- Plant type
- Herbaceous Perennial
- Habit
- Bushy
- Foliage
- Deciduous
- Height
- 0.5-1 metres
- Spread
- 0.1-0.5 metres
- Time to full height
- 2-5 years
- Suggested uses
- City and courtyard gardens, Coastal, Cottage and informal garden
Care notes
- Cultivation
- Grow in moderately fertile, well-drained soil in full sun or partial shade
- Pruning
- Remove flowered stems
- Propagation
- Divide in spring. Propagate by seed in spring or autumn and keep in a cold frame
- Pest resistance
- Slugs and snails may be a problem
- Disease resistance
- May be susceptible to powdery mildews