How to Propagate iris 'Attention Please'?
Propagate by division of rhizomes from midsummer to early autumn, every 3-4 years, see dividing irises

iris 'Attention Please' · Iris 'Attention Please'
Grow in well-drained, fertile, neutral to slightly alkaline loam in full sun, with upper part of rhizomes exposed. See bearded iris cultivation
Propagate by division of rhizomes from midsummer to early autumn, every 3-4 years, see dividing irises