Geranium 'Red Admiral'
cranesbill 'Red Admiral'
'Red Admiral' is a compact herbaceous perennial, to about 60cm, forming a mound of deeply cut, mid-green foliage that turns red in autumn. The flowers are a bright red-purple with fine black veins and a black centre, produced all summer
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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 | Black Purple | Green | ||
| Autumn | Red | |||
| Winter |
Position
- Full sun
- Partial shade
Aspect
South–facing or North–facing or East–facing or West–facing
Exposure
Exposed or Sheltered Hardiness
H7Botanical details
- Family
- Geraniaceae
- Native to the UK
- No
- Foliage
- Deciduous
- Habit
- Clump forming
- Genus
Geranium can be annuals, biennials and perennials, herbaceous or evergreen, with rounded, usually palmately lobed or divided leaves, and lax inflorescences of rounded, 5-petalled flowers
- Name status
Accepted
How to grow
Cultivation
Grow in any moderately fertile soil apart from waterlogged, in full sun or partial shade
Propagation
Propagate by division in spring or propagate by basal cuttings in early to mid-spring and root with bottom heat
Suggested planting locations and garden types
- Patio and container plants
- City and courtyard gardens
- Cottage and informal garden
- Wildlife gardens
- Low Maintenance
- Banks and slopes
- Ground cover
- Flower borders and beds
- Underplanting of roses and shrubs
Pruning
Remove flowered stems and old leaves to encourage the production of fresh leaves and flowers
Pests
May be susceptible to vine weevil, sawflies, slugs and snails
Diseases
May be subject to powdery mildews, a downy mildew and a virus
Get involved
The Royal Horticultural Society is the UK’s leading gardening charity. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place.