How to prune lilium 'black beauty'

Deadhead as flowers fade in summer; cut stems back in autumn once fully yellow-brown. Remove individual spent blooms by cutting or snapping at the bloom base. Let the stem and leaves die back completely on their own before cutting to ground level in autumn.

Annually — deadhead during bloom, cut back once in autumn. Lilium 'Black Beauty' is a vigorous Orienpet hybrid that requires little pruning. Deadhead spent flowers to prevent seed set, but leave stems and foliage untouched until fully yellow in autumn. The foliage is essential for bulb strength. Cut stems to soil level only once completely dead and brown.

Remove individual spent blooms by cutting or snapping at the bloom base. Let the stem and leaves die back completely on their own before cutting to ground level in autumn.