Cosmos bipinnatus 'Casanova Violet'

- Normally treated as an annual; it can be kept as a perennial but will need protecting or lifting in the winter as is not frost hardy. 
- Can be planted in a border or a container. 
- Place in full sun. 
- Keep soil moist.
- Ensure good drainage.
- Deadhead waning flowers to promote further blooms. 
- Pet safe.