Geranium Rozanne ('Gerwat'PBR)
geranium [Rozanne]
A vigorous spreading perennial to 60cm tall, with neat, dense, lobed, marbled and flecked mid-green leaves and saucer-shaped violet-blue flowers 5cm wide, veined purple, with a white centre, opening from early summer to early autumn. Shortlisted for the Chelsea Plant of the Centenary for the decade 1993-2002, and winner of the public vote
Synonyms
Geranium 'Gerwat'PBRGeranium wallichianum 'Jolly Bee'
see moreGeranium 'Jolly Bee'
Geranium hybridum 'Jolly Bee'
Size
Ultimate height
0.5–1 metresTime to ultimate height
2–5 yearsUltimate spread
0.5–1 metresGrowing conditions
Moisture
Moist but well–drained, Well–drainedpH
Acid, Alkaline, NeutralColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Green | |||
|---|---|---|---|---|
| Summer | Blue Purple White | Green | ||
| Autumn | Blue Purple White | Green | ||
| Winter |
Position
- Full sun
- Partial shade
Aspect
South–facing or North–facing or West–facing or East–facing
Exposure
Exposed or Sheltered Hardiness
H7Botanical details
- Family
- Geraniaceae
- Native to the UK
- No
- Foliage
- Deciduous
- Habit
- Spreading branched
- 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
Trade
How to grow
Cultivation
Grow in any, moderately fertile soil apart from waterlogged soils, in full sun or partial shade
Propagation
Propagate by division in spring or propagate by basal softwood cuttings in early to mid spring and root with bottom heat
Suggested planting locations and garden types
- Cottage and informal garden
- Gravel garden
- City and courtyard gardens
- Coastal
- Ground cover
- Underplanting of roses and shrubs
- Flower borders and beds
Pruning
Remove flowered stems and cut back old leaves to encourage the production of fresh leaves and flowers
Pests
May be susceptible to vine weevil, capsid bug and sawflies
Diseases
May be susceptible to a downy mildew and powdery mildews
Get involved
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