Alcea rosea 'Halo Cerise' (Halo Series)
hollyhock 'Halo Cerise'
An upright biennial or short-lived perennial, to around 1.8m high, with rounded, lobed, slightly hairy green leaves. Tall spikes of vivid pink flowers, with a halo of dark purple in the centres, are produced in summer
Buy this plant
Size
Ultimate height
1.5–2.5 metresTime to ultimate height
1 yearUltimate spread
0.5–1 metresGrowing conditions
Moisture
Well–drainedpH
Acid, Alkaline, NeutralColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Green | |||
|---|---|---|---|---|
| Summer | Pink Purple | Green | ||
| Autumn | ||||
| Winter |
Position
- Full sun
Aspect
South–facing or West–facing
Exposure
Exposed or Sheltered Hardiness
H5Botanical details
- Family
- Malvaceae
- Native to the UK
- No
- Foliage
- Deciduous
- Habit
- Columnar upright
- Genus
Alcea are robust biennials or short-lived perennials with showy funnel-shaped flowers borne in tall, erect racemes in summer
- Name status
Unresolved
How to grow
Cultivation
Thrives in well-drained, moderately fertile soil in full sun. May need support on exposed sites, see staking: perennials
Propagation
Propagate by seed, sown in gentle heat in midwinter, or in situ in spring
Suggested planting locations and garden types
- Cottage and informal garden
- Flower borders and beds
- Wall side borders
Pruning
Cut back dead foliage after flowering, or pull out and discard - growing as annuals or biennials can help limit the spread of rust
Pests
May be susceptible to hollyhock rust
Diseases
May be susceptible to hollyhock rust
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.