How to Prune iris 'Ambroisie'?
Remove any dying foliage in autumn, old flower stems can be cut down after flowering

iris 'Ambroisie' · Iris 'Ambroisie'
Grow in well-drained, neutral to alkaline soil in full sun but acid soils tolerated if reliably well-drained. See bearded iris cultivation
Remove any dying foliage in autumn, old flower stems can be cut down after flowering