Best way to deadhead?
Best Way to Deadhead Plant
Certified GKH Gardening Expert
Here is more information that should help: https://www.gardeningknowhow.com/ornamental/flowers/fgen/deadheading-flowers.htm
The best way to deadhead is follow the bloom stem as far toward the plant as possible and cut it with a sterilized knife or scissors. The wound will be clean so no possible disease is spread, and the cut won't rip the plant.