How to Prune Canary Island date palm?
No pruning required

Canary Island date palm · Phoenix canariensis
Also known as: Canary date palm; slender date palm
Grow under glass or as a houseplant in a loam-based compost in bright indirect light. When in growth water moderately and feed with a balanced fertiliser once a month. Water sparingly in winter. If moved outside during summer, locate in a sunny sheltered position with some midday shade
No pruning required