How to prune lilium 'casa blanca'

Deadhead as blooms fade; cut stems to ground in autumn after full die-back. Remove faded blooms individually at their base. Once the whole stem and foliage have yellowed and died back naturally in autumn, cut the stem to soil level. Avoid removing any green growth.

Annually — deadhead in summer, cut back in autumn. Lilium 'Casa Blanca' needs only light maintenance pruning. Remove spent flowers as they fade to redirect energy to the bulb and prevent seed set. Keep the stems and leaves in place until they turn yellow in autumn — the foliage is critical for bulb regeneration. Cut back to soil level once fully dead.

Remove faded blooms individually at their base. Once the whole stem and foliage have yellowed and died back naturally in autumn, cut the stem to soil level. Avoid removing any green growth.