About
Cosmos peucedanifolius is a robust tuberous perennial characterized by its finely divided green leaves. In summer and autumn, it produces sizeable pink blooms featuring yellow centers on flexible stems.
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
- Soil pH
- Acid, Alkaline, Neutral
- Soil moisture
- Moist but well-drained, Well-drained
- Aspect
- East-facing, South-facing, West-facing
- Exposure
- Exposed, Sheltered
- UK hardiness
- H4
Plant details
- Plant type
- Herbaceous Perennial
- Habit
- Bushy, Clump forming
- Foliage
- Deciduous
- Height
- 0.5-1 metres
- Spread
- 0.1-0.5 metres
- Time to full height
- 2-5 years
- Suggested uses
- City and courtyard gardens, Cottage and informal garden, Patio and container plants
- Native to
- Bolivia
Care notes
- Cultivation
- Grow in moderately fertile, moist, but well-drained soil in full sun. Mulch in autumn. In very cold areas, lift tubers before first frost and store until spring. Stems may be open and straggly in the first year
- Pruning
- Deadhead to prolong the flowering season
- Propagation
- See sowing seeds indoors
- Pest resistance
- May be susceptible to aphids and slugs
- Disease resistance
- May be susceptible to grey moulds and foot and root rot