Palms with crownshafts should never need pruning if properly fertilized.
Tools used to prune infected palms will be covered with a residue containing fungal material. If this tool is then used to prune living leaves on a healthy palm, the fungus will be transferred in the process.
When pruning these palms, tools should be soaked in a disinfectant solution for 5 minutes before using them on another palm. Mar 14, Generally, you’ll need pruners, garden knives, and pruning saws when you are trimming a palm tree. Wear safety glasses and protective gloves, as well as heavy pants and a shirt with long sleeves. Remove any hanging, dead or unhealthy fronds.