How to Propagate Iris clarkei?
Propagate by division, see dividing irises for more detailed advice

Iris clarkei · Iris clarkei
Thrives in a sunny position, in moist but well-drained, ideally neutral to slightly acid soil. Will tolerate some dappled shade, though they flower best in full sun. Divide every three to five years to maintain vigour
Propagate by division, see dividing irises for more detailed advice