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Annual Biennial
Size
Ultimate height
0.1–0.5 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 | Orange Red Yellow | Green | ||
| Autumn | Orange Red Yellow | Green | ||
| Winter |
Position
- Full sun
Aspect
South–facing or East–facing or °Â±ð²õ³Ù–f²¹³¦¾±²Ô²µ
Exposure
Sheltered Hardiness
H3Botanical details
- Family
- Asteraceae
- Native to GB / Ireland
- No
- Foliage
- Deciduous
- Habit
- Bushy
- Genus
Cosmos can be annuals or perennials with simple or pinnately divided leaves and large, long-stalked daisy-like flowers in summer
- Name status
Trade
How to grow
Cultivation
Grow in moderately fertile, moist but well-drained soil in full sun
Propagation
Suggested planting locations and garden types
- Cottage and informal garden
- Patio and container plants
- Wildlife gardens
- City and courtyard gardens
- Coastal
- Flower borders and beds
- Cut flowers
Pruning
Deadheading should be carried out regularly to prolong flowering
Pests
Diseases
May be susceptible to grey moulds
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