How to Prune ulmo?
Keep pruning to a minimum: remove dead, damaged or unwanted growth; if shaping is needed, trim lightly after flowering.

ulmo · Eucryphia cordifolia
Also known as: roble de Chile
Grow in a position sheltered from cold, drying winds in full sun or partial shade, but with the roots shaded from hot sun and in fertile, humus-rich, moist but well-drained neutral or acidic soil
Keep pruning to a minimum: remove dead, damaged or unwanted growth; if shaping is needed, trim lightly after flowering.