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Herbaceous PerennialSynonym

Stachys macrantha 'Superba'
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  • RHS Plants for pollinators

betony 'Superba'

An upright perennial to 60cm tall, with neatly toothed, oblong leaves and hooded deep rosy-purple flowers 3.5cm long in dense spikes in summer and early autumn

Synonyms
Stachys macrantha 'Superba'
Stachys grandiflora superba
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Size
Ultimate height
0.5–1 metres
Time to ultimate height
2–5 years
Ultimate spread
0.1–0.5 metres
Growing conditions
Chalk
Loam
Sand
Moisture
Moist but well–drained, Well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Green
Summer Purple Green
Autumn Purple Green
Winter
Position
  • Full sun
  • Partial shade
Aspect

West–facing or East–facing or South–facing

Exposure
Exposed or Sheltered
Hardiness
H7
Botanical details
Family
Lamiaceae
Native to the UK
No
Foliage
Deciduous
Habit
Bushy
Genus

Betonica is a genus of native perennial wildflowers with narrow, oval leaves on upright stems. Bright purple to red flowers appear throughout the summer and into early autumn.

Name status

Accepted

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How to grow

Cultivation

Grow in moderately fertile, well-drained soil in full sun or partial shade

Propagation

Divide in spring. Propagate by seed in spring or autumn and keep in a cold frame

Suggested planting locations and garden types
  • City and courtyard gardens
  • Coastal
  • Cottage and informal garden
  • Flower borders and beds
  • Underplanting of roses and shrubs
Pruning

Remove flowered stems

Pests

Slugs and snails may be a problem

Diseases

May be affected by powdery mildew

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