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Annual Biennial

Cosmos bipinnatus 'Cupcakes Blush' (Cupcakes Series)

cosmea 'Cupcakes Blush'

'Cupcakes Blush' is a bushy annual, up to 90cm high, with very finely-divided green leaves and flowers from about midsummer to the first frost. The distinctive flowers, 10-12 cm across, have outer rays fused together around the yellow centre to form a bowl; the flowers are semi-double and the outer rays change from white to blush pink after a few days

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Ultimate height

0.5–1 metres

Time to ultimate height

1 year

Ultimate spread

0.1–0.5 metres

Chalk

Clay

Loam

Sand

Moisture

Moist but well–drained

pH

Acid, Alkaline, Neutral

	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Full sun

Aspect

West–facing or East–facing or South–facing

Exposure

Sheltered

Hardiness
Hardiness ratings
All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets
H1a: under glass all year (>15C)
H1b: can be grown outside in the summer (10 - 15)
H1c: can be grown outside in the summer (5 - 10)
H2: tolerant of low temperatures, but not surviving being frozen (1 to 5)
H3: hardy in coastal and relatively mild parts of the UK (-5 to 1)
H4: hardy through most of the UK (-10 to -5)
H5: hardy in most places throughout the UK even in severe winters (-15 to -10)
H6: hardy in all of UK and northern Europe (-20 to -15)
H7: hardy in the severest European continental climates (< -20)

Botanical details

Family: Asteraceae
Native to the UK: 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: Accepted

How to grow

Cultivation

Sow seed in spring and plant out from early summer, at 50cm spacing, in moist but well-drained soil in full sun

Propagation

See sowing seeds indoors

Suggested planting locations and garden types

Coastal
Patio and container plants
City and courtyard gardens
Cottage and informal garden
Cut flowers
Flower borders and beds

Pruning

Deadhead to prolong the flowering season

Pests

May be susceptible to aphids

Diseases

May be affected by grey moulds

Get involved

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