About

The Sonata Series consists of compact annuals reaching a height of up to 30 cm. They feature finely divided foliage and produce single, daisy-like flower heads that measure 8 cm in diameter. These flowers come in various shades, including red, pink, and white, each showcasing a yellow center.

About the genus

Cosmos comprises both annual and perennial species characterized by either simple or pinnately divided foliage. These plants produce sizable, long-stemmed flowers resembling daisies during the summer months.

Growing conditions

Sunlight
Full sun
Soil type
Chalk, Loam, Sand, Clay
Soil pH
Acid, Alkaline, Neutral
Soil moisture
Moist but well-drained
Aspect
South-facing, West-facing
Exposure
Exposed, Sheltered
UK hardiness
H3

Plant details

Plant type
Annual Biennial
Habit
Columnar upright
Foliage
Deciduous
Height
0.1-0.5 metres
Spread
0.1-0.5 metres
Time to full height
1-2 years
Suggested uses
Cottage and informal garden, City and courtyard gardens, Wildlife gardens

Care notes

Cultivation
Grow in a moderately fertile, moist but well-drained soil in full sun
Pruning
Deadhead to prolong flowering
Propagation
See sowing seeds indoors
Pest resistance
Generally pest-free
Disease resistance
May be susceptible to grey moulds