Celosia argentea var. cristata (Plumosa Group) &s;Century Rose&s; (Century Series) | cockscomb &s;Century Rose&s; Annual Biennial/RHS (original) (raw)

How to grow

Cultivation

Annual that can be grown outside once frosts have passed. Grow in peat-free, loam-based potting compost in full light with good ventilation. Outdoors, plant in moist but well-drained fertile soil in full sun in a sheltered position. Apply a balanced liquid fertiliser every two weeks

Propagation

Propagate by seed

Suggested planting locations and garden types

• Patio and container plants
• Cottage and informal garden
• Flower borders and beds
• Cut flowers

Pruning

No pruning required

Pests

Glasshouse red spider mite, glasshouse whitefly and aphids may be a problem under glass

Diseases

Foot and root rot and fungal leaf spot diseases may occur