How to Prune golden-yellow houseleek tree?
No pruning required

golden-yellow houseleek tree · Aeonium arboreum subsp. holochrysum
Grow under glass in a loam-based potting compost with added extra grit. Water moderately when in growth, not at all when dormant. Apply a balanced liquid fertiliser 2 or 3 times in the growing season. See houseplant cacti and succulent cultivation for further advice
No pruning required