About
This bushy, half-hardy annual features finely dissected leaves and offers a mix of single and semi-double blooms in vibrant shades of orange and yellow, blooming from summer into autumn. It is ideal for use in cut flower arrangements and as a colorful addition to borders.
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, Clay, Loam, Sand
- Soil pH
- Acid, Alkaline, Neutral
- Soil moisture
- Moist but well-drained
- Aspect
- South-facing, West-facing, East-facing
- Exposure
- Sheltered
- UK hardiness
- H3
Plant details
- Plant type
- Annual Biennial
- Habit
- Bushy
- Foliage
- Deciduous
- Height
- 0.5-1 metres
- Spread
- 0.1-0.5 metres
- Time to full height
- 1 year
- Suggested uses
- Cottage and informal garden, Patio and container plants, Wildlife gardens, City and courtyard gardens, Coastal
Care notes
- Cultivation
- Grow in moderately fertile, moist but well-drained soil in full sun
- Pruning
- Dead-head regularly to prolong flowering
- Propagation
- See sowing seeds indoors
- Pest resistance
- May be susceptible to aphids and slugs
- Disease resistance
- May be susceptible to grey moulds