How to Prune Iris confusa 'Martyn Rix'?
Remove any dying foliage in autumn, old flower stems can be cut down after flowering

Iris confusa 'Martyn Rix' · Iris confusa 'Martyn Rix'
Grow in well-drained, fertile, neutral to slightly acid soil in full sun or partial shade
Remove any dying foliage in autumn, old flower stems can be cut down after flowering