Cosmos bipinnatus 'Cosimo Red-White' (Cosimo Series)![RHS Plants for pollinators](/assets/styles/images/icons/RHS_Bee_YELLOW-REGISTERED.png)
![RHS Plants for pollinators](/assets/styles/images/icons/RHS_Bee_YELLOW-REGISTERED.png)
cosmea 'Cosimo Red-White'
'Cosimo Red-White' is a relatively compact cultivar of this half-hardy annual, up to 60cm tall. It has the characteristic finely-divided, feathery foliage and bears bicoloured flowers, striped in shades of red, white and purple, from summer into autumn
Size
Ultimate height
0.5–1 metresTime to ultimate height
1 yearUltimate spread
0.1–0.5 metresGrowing conditions
Moisture
Moist but well–drainedpH
Acid, Alkaline, NeutralColour & scent
Stem | Flower | Foliage | Fruit | |
Spring | Green | |||
---|---|---|---|---|
Summer | Purple Red White | Green | ||
Autumn | Purple Red White | Green | ||
Winter |
Position
- Full sun
Aspect
West–facing or South–facing or East–facing
Exposure
Sheltered Hardiness
H3Botanical details
- Family
- Asteraceae
- Native to the UK
- No
- Foliage
- Deciduous
- Habit
- Clump forming
- 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 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
- Patio and container plants
- Cottage and informal garden
- Wildlife gardens
- Flower borders and beds
- Cut flowers
Pruning
Deadhead to prolong the flowering season
Pests
Diseases
May be susceptible to grey moulds
Get involved
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