Recut stems and place into fresh water containing cut-flower food.
Check water levels daily.
If not using cut-flower food change water at least every second day.
Always use clean vases and clean water.
Make sure there are no leaves under water.
Remove black leaves.
Do not display in areas that are exposed to full sun, draughts or high temperatures. Keep as cool as possible.
Discard other flower types in the same vase when they reach the end of their vase life.