Dracocephalum rupestre
A clump-forming perennial to 30cm tall, with upright, unbranched, purplish stems and toothed, softly hairy leaves to 6cm long. In summer it produces loose clusters of tubular, purple-blue flowers
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Size
Ultimate height
0.1–0.5 metresTime to ultimate height
2–5 yearsUltimate spread
0.1–0.5 metresGrowing conditions
Moisture
Well–drainedpH
Acid, Alkaline, NeutralColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Green | |||
|---|---|---|---|---|
| Summer | Blue Purple | Green | ||
| Autumn | Green | |||
| Winter |
Position
- Full sun
Aspect
South–facing or West–facing
Exposure
ShelteredDrought resistance
Yes Hardiness
H5Botanical details
- Family
- Lamiaceae
- Native to the UK
- No
- Foliage
- Deciduous
- Habit
- Clump forming
- Genus
A genus of around 60 to 70 species of flowering annuals, perennials and dwarf evergreen shrubs native to temperate parts of the Northern Hemisphere. Plants within this species have aromatic green foliage which can vary from needle-shaped to nettle-like and 2-lipped, sage-like tubular flowers in shades of purple, blue or white
- Name status
Unresolved
- Plant range
- China
How to grow
Cultivation
Grow in well-drained, moderately fertile soil in full sun. Drought tolerant once established
Propagation
Propagate by seed, division or basal cuttings in spring
Suggested planting locations and garden types
- City and courtyard gardens
- Cottage and informal garden
- Rock garden
- Banks and slopes
- Flower borders and beds
- Ground cover
Pruning
Cut old stems back to ground level in autumn or early spring
Pests
Generally pest-free
Diseases
Generally disease-free
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