How to Prune flax lily 'Crimson Devil'?
Prune winter damaged foliage to the ground in spring

flax lily 'Crimson Devil' · Phormium 'Crimson Devil'
Grow in fertile, moist but well-drained soil in full sun. In frost prone areas, provide a deep, dry mulch in winter
Prune winter damaged foliage to the ground in spring