Betonica macrantha
big betony
An upright perennial to 60cm tall, with neatly toothed, oblong leaves and hooded pinky-purple flowers, 3.5cm long, in dense spikes in summer and early autumn
Size
Ultimate height
0.5–1 metresTime to ultimate height
2–5 yearsUltimate spread
0.1–0.5 metresGrowing conditions
Moisture
Moist but well–drained, Well–drainedpH
Acid, Alkaline, NeutralColour & scent
Stem | Flower | Foliage | Fruit | |
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
H7Botanical 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
Correct
- Plant range
- SW Asia
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
- Wildlife gardens
- Flower borders and beds
- Underplanting of roses and shrubs
Pruning
Remove flowered stems
Pests
Diseases
May be susceptible to powdery mildews
Get involved
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