Cosmos bipinnatus 'Antiquity'
cosmea 'Antiquity'
An upright, bushy annual to 60cm in height with finely-divided, bright green leaves from summer to autumn. During summer short, upright stems bear daisy-like, crimson to burgundy flowers fading to reddish-pink with age
Buy this plant
Size
Ultimate height
0.5–1 metresTime to ultimate height
1–2 yearsUltimate spread
0.5–1 metresGrowing conditions
Moisture
Moist but well–drainedpH
Acid, Alkaline, NeutralColour & scent
Stem | Flower | Foliage | Fruit | |
Spring | ||||
---|---|---|---|---|
Summer | Pink Red | Green | ||
Autumn | Pink Red | Green | ||
Winter |
Position
- Full sun
Aspect
South–facing or West–facing
Exposure
Exposed or Sheltered Hardiness
H3Botanical details
- Family
- Asteraceae
- Native to the UK
- No
- Foliage
- Deciduous
- Habit
- Columnar upright
- Genus
Cosmos can be annuals or perennials with simple or pinnately divided leaves and large, long-stalked daisy-like flowers in summer
- Name status
Unresolved
How to grow
Cultivation
Grow in moderately fertile, moist but well-drained soil in full sun. Deadhead flowers to prologue flowering season. Leave a few seedheads to ripen to selfseed if required. A relatively compact grower so most likely will not need staking
Propagation
Suggested planting locations and garden types
- City and courtyard gardens
- Cottage and informal garden
- Patio and container plants
- Prairie planting
- Wildlife gardens
- Wildflower meadow
- Low Maintenance
- Cut flowers
- Flower borders and beds
- Underplanting of roses and shrubs
Pruning
Deadhead to prolong the flowering season
Pests
Diseases
May be susceptible to grey moulds
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.