How to Prune lily 'Firebolt'?
No pruning required, but deadheading will improve their appearance
lily 'Firebolt' · Lilium 'Firebolt'
Plant bulbs in autumn, 15cm deep, in moist but well-drained acidic soil enriched with leaf mould or well-rotted organic matter, in a sheltered position, with the base of the plant in shade, for example from ground-cover plants, and the rest of the plant in full sun; for more advice, see growing lilies in containers
No pruning required, but deadheading will improve their appearance