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Annual Biennial
Size
Ultimate height
0.5–1 metresTime to ultimate height
1 yearUltimate spread
0.1–0.5 metresGrowing conditions
Chalk
Clay
Loam
Sand
Moisture
Moist but well–drainedpH
Acid, Alkaline, NeutralColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Green | |||
|---|---|---|---|---|
| Summer | Red Yellow | Green | ||
| Autumn | Red Yellow | Green | ||
| Winter |
Position
- Full sun
Aspect
South–facing or West–facing or ·¡²¹²õ³Ù–f²¹³¦¾±²Ô²µ
Exposure
Sheltered Hardiness
H3Botanical details
- Family
- Asteraceae
- Native to GB / Ireland
- 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
Accepted
How to grow
Cultivation
Grow in moist, but well-drained soil in full sun. Suited to annual or cut-flower borders or as a summer infill
Propagation
Suggested planting locations and garden types
- Cottage and informal garden
- Patio and container plants
- Wildlife gardens
- Cut flowers
- Flower borders and beds
Pruning
Deadhead to prolong the flowering season
Pests
Diseases
May be susceptible to grey moulds
Cosmos bipinnatus 'Rubenza'
cosmea 'Rubenza'
at the 911±¬ÁÏ plant Shop
911±¬ÁÏ
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