Betonica officinalis

RHS Plant Profile
betony

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Other common names

bishop's wort, wood betony

Synonyms

Betonica foliosa C.Presl.
Stachys officinalis
Stachys monieri misapplied
Stachys betonica

Plants for pollinators
Herbaceous Perennial
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A rosette-forming, upright perennial to 60cm, with scalloped, wrinkled, veined, mid-green leaves to 12cm long, and dense terminal spikes of pink, white or reddish-purple flowers in summer and early autumn

Position

Full sun, Partial shade

Soil Types

Chalk, Loam, Sand

Max Height

0.5-1 metres

Max Spread

0.1-0.5 metres

Size

Time to Maturity
2–5 years
Max Spread
0.1-0.5 metres
Max Height
0.5-1 metres

Growing Conditions

Chalk Loam Sand
Moisture
Well–drained
pH
Acid or Alkaline or Neutral

Position

Full sun Partial shade
Aspect
South–facing or East–facing or North–facing or West–facing
Exposure
Exposed or Sheltered
Hardiness

Hardiness Ratings

All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets

  • H1A: under glass all year (>15C)
  • H1B: can be grown outside in the summer (10 - 15)
  • H1C: can be grown outside in the summer (5 - 10)
  • H2: tolerant of low temperatures, but not surviving being frozen (1 to 5)
  • H3: hardy in coastal and relatively mild parts of the UK (-5 to 1)
  • H4: hardy through most of the UK (-10 to -5)
  • H5: hardy in most places throughout the UK even in severe winters (-15 to -10)
  • H6: hardy in all of UK and northern Europe (-20 to -15)
  • H7: hardy in the severest European continental climates (< -20)
H7

Colour & Scent

Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Lamiaceae
Native to GB/Ireland
Yes
Foliage
Deciduous, Semi evergreen
Habit
Bushy, Clump forming
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
Correct
Plant Range
Eurasia, N. Africa

How to Grow

Cultivation

Grow in well-drained soil in sun or partial shade. Protect from winter excessive wet. Suitable for dry bank, gravel garden, raised bed or rock garden

Propagation

Propagate by seed or division

Suggested planting locations and garden types

  • Cottage and informal garden
  • Gravel garden
  • Wildlife gardens
  • Wildflower meadow
  • City and courtyard gardens
  • Coastal
  • Flower borders and beds

Pruning

No pruning required

Pests

May be susceptible to slugs

Diseases

Generally disease-free