Last year it produced a good display but this year one branch grew well then turned yellow and died so I cut it off. Then another smaller branch has turned…
It is short-lived in mild climates and the foliage will die back by midsummer. You will need to grow in humus-rich, moist but well drained soil.
You can propagate by division when dormant in late winter.
Pests, diseases or disorders
If plant is ingested it could hurt the stomach. Slugs may cause damage